Pith Number

pith:GMA764H3

pith:2011:GMA764H3ZRILUUFE2Z7O5FHG4C

not attested not anchored not stored refs pending

Gender Recognition Based on Sift Features

Morteza Zahedi, Sahar Yousefi

arxiv:1108.1500 v1 · 2011-08-06 · cs.AI · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GMA764H3ZRILUUFE2Z7O5FHG4C}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:16:00.854878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3301ff70fbcc50ba50a4d67eee94e6e0a5c0a89c1a4467ccd1e13e8260d56f77

Aliases

arxiv: 1108.1500 · arxiv_version: 1108.1500v1 · doi: 10.48550/arxiv.1108.1500 · pith_short_12: GMA764H3ZRIL · pith_short_16: GMA764H3ZRILUUFE · pith_short_8: GMA764H3

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/GMA764H3ZRILUUFE2Z7O5FHG4C \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 3301ff70fbcc50ba50a4d67eee94e6e0a5c0a89c1a4467ccd1e13e8260d56f77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a9f7217dc9640f35563204bb0807f50ee3f5d786b98094327fe315a5184e97b",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "cs.AI",
    "submitted_at": "2011-08-06T17:52:00Z",
    "title_canon_sha256": "c2b83754f73015ef3d3806d0b290407aeddf06c74dde828e8b42cf39c85034d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.1500",
    "kind": "arxiv",
    "version": 1
  }
}