Pith Number

pith:7DKJN7NO

pith:2010:7DKJN7NO7GM3LBOQ7QJEEO2Q63

not attested not anchored not stored refs pending

The Universal Arrow of Time I: Classical mechanics

Hrvoje Nikoli\'c, Oleg Kupervasser, Vinko Zlati\'c

arxiv:1011.4173 v6 · 2010-11-18 · physics.gen-ph · cond-mat.stat-mech · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7DKJN7NO7GM3LBOQ7QJEEO2Q63}

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	2026-05-18T03:43:42.669554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8d496fdaef999b585d0fc12423b50f6e8d4583a52f709376f758a64f7f64f5e

Aliases

arxiv: 1011.4173 · arxiv_version: 1011.4173v6 · doi: 10.48550/arxiv.1011.4173 · pith_short_12: 7DKJN7NO7GM3 · pith_short_16: 7DKJN7NO7GM3LBOQ · pith_short_8: 7DKJN7NO

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/7DKJN7NO7GM3LBOQ7QJEEO2Q63 \
  | 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: f8d496fdaef999b585d0fc12423b50f6e8d4583a52f709376f758a64f7f64f5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2500917ee58fa55aa147b917b42a01dc7d76b8acfb42328b9344e5ac34021a6b",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2010-11-18T11:35:00Z",
    "title_canon_sha256": "6719197061c5ac3a450adcf709b021a2352bb79234744af417c5a9a0af4b553a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.4173",
    "kind": "arxiv",
    "version": 6
  }
}