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alt.freeweights.vision / sam2_hiera_small.fb_r896
From: timm <huggingface.co/timm>Newsgroups: alt.freeweights.visionSubject:

sam2_hiera_small.fb_r896

Date: 2026-11-15Commit: 45e28bdSigned: 2DC28CC7B26A283B ✓

Image feature extraction model with 34M parameters. Safetensors weights, 272 MB in all. Published by timm under Apache-2.0.

34M params272MBsam2_hiera_small.fb_r896safetensorspermissive
FactsParams34MSize272 MBFormatssafetensorsTaskimage feature extractionLicenseApache-2.0From sourcepermissive
$ fw get timm/sam2_hiera_small.fb_r896
# manifest sha256 362da4a933f0… · 272 MB · 5 files
$ fw verify ./sam2_hiera_small.fb_r896 timm/sam2_hiera_small.fb_r896
From sourceHosted (signed)timm/sam2_hiera_small.fb_r896Last check: 2026-11-15 03:44 UTC
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Runs with

Ranked by fit to this model (safetensors), then by GitHub stars.

TransformersLocalAItinygradTriton Inference ServerBentoMLCTranslate2ExLlamaV2LitServe
OverviewModel cardFilesUse itLicenseProvenanceModel tree

Overview

Size
272 MB
Weights
136 MB (safetensors)
Parameters
34M
Formats
safetensors
Task
image feature extraction
License
Apache-2.0 (permissive)
Files
5, each with a sha256
Publisher
timm
Added
2026-11-15
Section
alt.freeweights.vision
Lineage

Original release from the publisher.

Where these bytes come from
Publisher at the pinned commit→You

Sources are tried in order. A file counts only when its size and sha256 match the manifest. Sources are checked when you ask for them, not on a timer.

Sources
BadgeHostLast checkResult
From sourcehuggingface.co2026-11-15 03:44 UTCpassed

Model card

From the publisher at commit 45e28bd. Shown as plain text with links; images open at the publisher.

Model card for sam2_hiera_small.fb_r896#

timm SAM2 (HieraDet image encoder only) weights from https://huggingface.co/facebook/sam2-hiera-small

Files

5 files · 272 MBWeights 136 MB (safetensors). Sizes and sha256 from the signed manifest.
Hide all 5 files with their sha256
FileSizesha256
.gitattributes1.52 KB11ad7efa24975ee4b0c3c3a38ed18737f0658a5f75a0a96787b576a78a023361
README.md249 Bac5553b1597b50cb513fb1baa0fe88eca1c60f9e49e623aa6af049777e892e0f
config.json637 Bd569e9783d2fd5ef39f3f9c62f7141fe1ea66315081ca31423db7cbef919a2fc
model.safetensors136 MBacb7057c3c98bb9b2fd02ee7a3c6c7aba86b1ee512bd5ccdde92738f4e892dc1
pytorch_model.bin136 MB733fb2677c5f1a94b697e797e09a19318685d8e92ecf6dc15b21261eb7a132ee
VersionsEach time the pinned upstream commit or file list changed in this repo. Newest first.
Upstream commitDateContents
45e28bd542 pinned now2026-11-15 03:44 UTC5 files · 272 MB

Use it

$ fw get timm/sam2_hiera_small.fb_r896
# manifest sha256 362da4a933f0… · 272 MB · 5 files
$ fw verify ./sam2_hiera_small.fb_r896 timm/sam2_hiera_small.fb_r896
fw.pyChecks the signature and every sha256, tries each source in order, resumes.
$ python3 fw.py get https://freeweights.allternit.com/manifests/timm/sam2_hiera_small.fb_r896.json --dir ./sam2_hiera_small.fb_r896 $ python3 fw.py verify ./sam2_hiera_small.fb_r896 ./timm__sam2_hiera_small.fb_r896.json
hfThe Hugging Face CLI with one setting. Same repo id.
$ HF_ENDPOINT=https://freeweights.allternit.com hf download timm/sam2_hiera_small.fb_r896 --revision 45e28bd5425918106ec07d7fa54484468ffb7ac2 --local-dir ./sam2_hiera_small.fb_r896
Run at home

License

Name
Apache License 2.0
Id
Apache-2.0
Class
Permissive
Redistribution
yes
Listing
Hosted (signed)
Decided
License as declared by the publisher. No person read it. 2026-11-15
Text in
README.md
Text sha256
ac5553b1597b50cb513fb1baa0fe88eca1c60f9e49e623aa6af049777e892e0f
Terms gate
No extra terms beyond the license.

Read the license text

Licenses are checked against the license table. A custom license passes only after a person reads it.

Provenance

From: timm <huggingface.co/timm>Newsgroups: alt.freeweights.visionSubject: sam2_hiera_small.fb_r896Date: 2026-11-15Commit: 45e28bdSigned: 2DC28CC7B26A283B ✓
Upstream
timm/sam2_hiera_small.fb_r896
Pinned commit
45e28bd5425918106ec07d7fa54484468ffb7ac2
Manifest
sam2_hiera_small.fb_r896.json · .minisig
Manifest sha256
362da4a933f0ae41730da2a0243ec062b029bc2f78e2657b6842b99f2cd3f3c3
Signature
minisign, Ed25519, key 2DC28CC7B26A283B
Created
2026-11-15 03:44 UTC
Generator
freeweights-manifest/0.1.0
Takedowns
None.

How to verify

$ curl -O https://freeweights.allternit.com/manifests/timm/sam2_hiera_small.fb_r896.json $ curl -O https://freeweights.allternit.com/manifests/timm/sam2_hiera_small.fb_r896.json.minisig $ minisign -Vm sam2_hiera_small.fb_r896.json -P RWQ7KGqyx4zCLXtUFOqvfv8L3g+8fpKJ1FsuxPyOYMF+4KufbUxKq1Oq $ shasum -a 256 <file> # compare with the Files tab

A manifest whose signature fails must be rejected. A file whose size or sha256 does not match must be discarded. Verify a download

Model tree

No related models in this catalog.Nothing here lists this model as its parent, and it names no parent.
Get it
Download
$ HF_ENDPOINT=https://freeweights.allternit.com hf download timm/sam2_hiera_small.fb_r896
Open in Freeweights Studio

Pull, verify and run it in the Allternit app on Desktop, web or phone.

Signed manifest
minisign, key 2DC28CC7B26A283B. sam2_hiera_small.fb_r896.json. Provenance. Takedown history: none.
Source
huggingface.co/timm/sam2_hiera_small.fb_r896

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