Pith Number

pith:OFMGBRTP

pith:2018:OFMGBRTPK6TQY2YPMTTMOC6O6B

not attested not anchored not stored refs pending

Variability in Fermi--Pasta--Ulam--Tsingou Arrays Prevents Recurrences

Bhaskar Choubey, Heather Nelson, Mason A. Porter

arxiv:1804.06523 v1 · 2018-04-18 · nlin.PS · cond-mat.other · cond-mat.stat-mech · math.DS · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OFMGBRTPK6TQY2YPMTTMOC6O6B}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:58:05.012167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

715860c66f57a70c6b0f64e6c70bcef06eeaed0944dffd445157944548eb8609

Aliases

arxiv: 1804.06523 · arxiv_version: 1804.06523v1 · doi: 10.48550/arxiv.1804.06523 · pith_short_12: OFMGBRTPK6TQ · pith_short_16: OFMGBRTPK6TQY2YP · pith_short_8: OFMGBRTP

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/OFMGBRTPK6TQY2YPMTTMOC6O6B \
  | 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: 715860c66f57a70c6b0f64e6c70bcef06eeaed0944dffd445157944548eb8609

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e8c408502969887c7afd162ffc95817881d68a508d6d2ba7b35c175b234a73c",
    "cross_cats_sorted": [
      "cond-mat.other",
      "cond-mat.stat-mech",
      "math.DS",
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2018-04-18T01:41:16Z",
    "title_canon_sha256": "630ff318ea285e2d6a99a31e4b6f23fc683d12585657770d4b89cede6cf98257"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06523",
    "kind": "arxiv",
    "version": 1
  }
}