Pith Number

pith:OVJBTHTD

pith:2017:OVJBTHTDP7LGRPERXLGNXRVUYT

not attested not anchored not stored refs pending

Ultrametricity increases the predictability of cultural dynamics

Alexandru-Ionu\c{t} B\u{a}beanu, Diego Garlaschelli, Jorinde van de Vis

arxiv:1712.05959 v1 · 2017-12-16 · physics.soc-ph · cond-mat.dis-nn · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OVJBTHTDP7LGRPERXLGNXRVUYT}

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	2026-05-17T23:57:32.414686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7552199e637fd668bc91baccdbc6b4c4cf436c2734c7e180f32b5f5a7bdc7e8a

Aliases

arxiv: 1712.05959 · arxiv_version: 1712.05959v1 · doi: 10.48550/arxiv.1712.05959 · pith_short_12: OVJBTHTDP7LG · pith_short_16: OVJBTHTDP7LGRPER · pith_short_8: OVJBTHTD

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/OVJBTHTDP7LGRPERXLGNXRVUYT \
  | 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: 7552199e637fd668bc91baccdbc6b4c4cf436c2734c7e180f32b5f5a7bdc7e8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97355de5f8bb425d3cfbc9b0824ef074f5313573038d9ad09955540e17a87e3e",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2017-12-16T13:26:29Z",
    "title_canon_sha256": "37baea95ebdd616248e8ba54ca377537ae93e8b39b98e1b654cae395e0cf9340"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05959",
    "kind": "arxiv",
    "version": 1
  }
}