Pith Number

pith:YC63MN25

pith:2014:YC63MN256JTNZU7ANDRKHNQG23

not attested not anchored not stored refs pending

F-formation Detection: Individuating Free-standing Conversational Groups in Images

Chiara Bassetti, Chris Russell, Francesco Setti, Marco Cristani

arxiv:1409.2702 v1 · 2014-09-09 · 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{YC63MN256JTNZU7ANDRKHNQG23}

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	2026-05-18T00:51:19.034860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0bdb6375df266dcd3e068e2a3b606d6d1ada5d11e50794b2606d80a8417bb43

Aliases

arxiv: 1409.2702 · arxiv_version: 1409.2702v1 · doi: 10.48550/arxiv.1409.2702 · pith_short_12: YC63MN256JTN · pith_short_16: YC63MN256JTNZU7A · pith_short_8: YC63MN25

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/YC63MN256JTNZU7ANDRKHNQG23 \
  | 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: c0bdb6375df266dcd3e068e2a3b606d6d1ada5d11e50794b2606d80a8417bb43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b6fcafab603904562bab6d78eb8a348c017d1c2ead5fc927db234eddb2235b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-09-09T11:54:45Z",
    "title_canon_sha256": "c836b1b941b282c9bb8ad1e8b8285c9c3bd8bbed7018dc34436014a8efca94dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2702",
    "kind": "arxiv",
    "version": 1
  }
}