Pith Number

pith:WDSDZ6JT

pith:2012:WDSDZ6JT5EOAEKPPXNBU5KXXNV

not attested not anchored not stored refs pending

Collective dynamics of self-propelled particles with variable speed

Cristi\'an Huepe, Iain D. Couzin, Kolbj{\o}rn Tunstr{\o}m, Shradha Mishra

arxiv:1202.3495 v1 · 2012-02-16 · physics.bio-ph · cond-mat.soft · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WDSDZ6JT5EOAEKPPXNBU5KXXNV}

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	2026-05-18T01:58:27.770161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0e43cf933e91c0229efbb434eaaf76d4961d61837401b3ddbd3381766a38a57

Aliases

arxiv: 1202.3495 · arxiv_version: 1202.3495v1 · doi: 10.48550/arxiv.1202.3495 · pith_short_12: WDSDZ6JT5EOA · pith_short_16: WDSDZ6JT5EOAEKPP · pith_short_8: WDSDZ6JT

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/WDSDZ6JT5EOAEKPPXNBU5KXXNV \
  | 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: b0e43cf933e91c0229efbb434eaaf76d4961d61837401b3ddbd3381766a38a57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6486f691d60e9f3f895f5a58d4034a2012a70d931048d35468b2011c7ad35207",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2012-02-16T02:35:51Z",
    "title_canon_sha256": "bce9b7bcaa00392e170f30ce9b92c74f79f09f329972c7e69f92ed0644fbbf07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3495",
    "kind": "arxiv",
    "version": 1
  }
}