Pith Number

pith:3PFUOEF6

pith:2013:3PFUOEF65FX3NVSQPQIGZWHEHZ

not attested not anchored not stored refs pending

Detection of Partially Visible Objects

Jiri Matas, Mark Everingham, Patrick Ott

arxiv:1311.6758 v1 · 2013-11-24 · 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{3PFUOEF65FX3NVSQPQIGZWHEHZ}

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	2026-05-18T03:06:05.919375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbcb4710bee96fb6d6507c106cd8e43e786fe0a519de021f7b530d682e5c13a1

Aliases

arxiv: 1311.6758 · arxiv_version: 1311.6758v1 · doi: 10.48550/arxiv.1311.6758 · pith_short_12: 3PFUOEF65FX3 · pith_short_16: 3PFUOEF65FX3NVSQ · pith_short_8: 3PFUOEF6

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/3PFUOEF65FX3NVSQPQIGZWHEHZ \
  | 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: dbcb4710bee96fb6d6507c106cd8e43e786fe0a519de021f7b530d682e5c13a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00c49b31201eadfa3fab110304aac0f29f02cd5d493a9889cf56bb95745f3a6e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-11-24T16:59:19Z",
    "title_canon_sha256": "7d02c4c7712b5355ab46e97e59d83080ebec66ad63a6a36e651c16bc50f890b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6758",
    "kind": "arxiv",
    "version": 1
  }
}