Pith Number

pith:ZZCIBT3V

pith:2024:ZZCIBT3VI3RHE6PUIYOKTYDI5Z

not attested not anchored not stored refs pending

Group Activity Recognition using Unreliable Tracked Pose

Aiden Nibali, Haritha Thilakarathne, Stuart Morgan, Zhen He

arxiv:2401.03262 v1 · 2024-01-06 · 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{ZZCIBT3VI3RHE6PUIYOKTYDI5Z}

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	2026-07-05T07:31:05.208273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce4480cf7546e27279f4461ca9e068ee46268be72156ddd1bd9056f5ede4eb3b

Aliases

arxiv: 2401.03262 · arxiv_version: 2401.03262v1 · doi: 10.48550/arxiv.2401.03262 · pith_short_12: ZZCIBT3VI3RH · pith_short_16: ZZCIBT3VI3RHE6PU · pith_short_8: ZZCIBT3V

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/ZZCIBT3VI3RHE6PUIYOKTYDI5Z \
  | 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: ce4480cf7546e27279f4461ca9e068ee46268be72156ddd1bd9056f5ede4eb3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e8a19ec05359bfcc0fa0fc09175507db22ccdcd9b3e667cff44f8180d19ddb1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-01-06T17:36:13Z",
    "title_canon_sha256": "1607b5936365743da021cb8357593518d99a2b03f8dfbadf0c3ed98bb8ee48b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.03262",
    "kind": "arxiv",
    "version": 1
  }
}