Pith Number

pith:55ZBNA5K

pith:2014:55ZBNA5KKCOWRSAECM7MCJQ7OD

not attested not anchored not stored refs pending

Emergence of collective changes in travel direction of starling flocks from individual birds fluctuations

Alessandro Attanasi, Andrea Cavagna, Asja Jelic, Edward Shen, Irene Giardina, Leonardo Parisi, Lorenzo Del Castello, Massimiliano Viale, Oliver Pohl, Stefania Melillo

arxiv:1410.3330 v2 · 2014-10-13 · physics.bio-ph · cond-mat.stat-mech · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{55ZBNA5KKCOWRSAECM7MCJQ7OD}

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	2026-05-18T01:18:03.494802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef721683aa509d68c804133ec1261f70f34af56ba5c46eafe85e881dd9f91c5b

Aliases

arxiv: 1410.3330 · arxiv_version: 1410.3330v2 · doi: 10.48550/arxiv.1410.3330 · pith_short_12: 55ZBNA5KKCOW · pith_short_16: 55ZBNA5KKCOWRSAE · pith_short_8: 55ZBNA5K

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/55ZBNA5KKCOWRSAECM7MCJQ7OD \
  | 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: ef721683aa509d68c804133ec1261f70f34af56ba5c46eafe85e881dd9f91c5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5217ed1bfde8f9a39b63c3fed2c44a8876047d28b570d0d6814c27321cdd7887",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2014-10-13T14:47:07Z",
    "title_canon_sha256": "8c174ca871f407486c366f22276aa69c870cb30f526107c2cb48df50d5d1e00f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.3330",
    "kind": "arxiv",
    "version": 2
  }
}