Pith Number

pith:UB4WOHZQ

pith:2015:UB4WOHZQ7NANGNGA2HJZDLEU3F

not attested not anchored not stored refs pending

Emergent user behavior on Twitter modelled by a stochastic differential equation

Anders Mollgaard, Joachim Mathiesen

arxiv:1502.03224 v1 · 2015-02-11 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UB4WOHZQ7NANGNGA2HJZDLEU3F}

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	2026-05-18T02:03:54.895651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a079671f30fb40d334c0d1d391ac94d966abeecdbfddccc768224a22111140db

Aliases

arxiv: 1502.03224 · arxiv_version: 1502.03224v1 · doi: 10.48550/arxiv.1502.03224 · pith_short_12: UB4WOHZQ7NAN · pith_short_16: UB4WOHZQ7NANGNGA · pith_short_8: UB4WOHZQ

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/UB4WOHZQ7NANGNGA2HJZDLEU3F \
  | 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: a079671f30fb40d334c0d1d391ac94d966abeecdbfddccc768224a22111140db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c4b6a6756ecf28eb15524dc6b5c01d6078c7d2d5ea76f1bfccc6b12f7b52cef",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-02-11T09:11:26Z",
    "title_canon_sha256": "a65b74304629fc34275ffbf447c04a4e874ffed4f31c1e367374fcd9eab25fc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03224",
    "kind": "arxiv",
    "version": 1
  }
}