Pith Number

pith:KR442H2E

pith:2021:KR442H2ES65M7V4HNQXIZQPINC

not attested not anchored not stored refs pending

Face, Body, Voice: Video Person-Clustering with Multiple Modalities

Andrew Brown, Andrew Zisserman, Vicky Kalogeiton

arxiv:2105.09939 v1 · 2021-05-20 · 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{KR442H2ES65M7V4HNQXIZQPINC}

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	2026-07-05T02:41:58.939427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5479cd1f4497bacfd7876c2e8cc1e86882fe8d8803503e8d8afc7e5cf30063e4

Aliases

arxiv: 2105.09939 · arxiv_version: 2105.09939v1 · doi: 10.48550/arxiv.2105.09939 · pith_short_12: KR442H2ES65M · pith_short_16: KR442H2ES65M7V4H · pith_short_8: KR442H2E

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/KR442H2ES65M7V4HNQXIZQPINC \
  | 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: 5479cd1f4497bacfd7876c2e8cc1e86882fe8d8803503e8d8afc7e5cf30063e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6778c64247a45002c7cb3df0f86842478b16fbb2a8b1b0fba02cf98699ae98b9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-05-20T17:59:40Z",
    "title_canon_sha256": "6bab0cda8a210c88f00585acf80300c3893672043a355b0b4c54b5c6aa3fe635"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.09939",
    "kind": "arxiv",
    "version": 1
  }
}