Pith Number

pith:GCEF45FJ

pith:2018:GCEF45FJDRTBXV2JMAMILSTYJX

not attested not anchored not stored refs pending

Testing Dynamical System Variables for Reconstruction

Thomas L. Carroll

arxiv:1808.08897 v2 · 2018-08-27 · 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{GCEF45FJDRTBXV2JMAMILSTYJX}

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	2026-05-18T00:02:24.761039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30885e74a91c661bd749601885ca784dcaedfa4da29ba502b785d547d2e94799

Aliases

arxiv: 1808.08897 · arxiv_version: 1808.08897v2 · doi: 10.48550/arxiv.1808.08897 · pith_short_12: GCEF45FJDRTB · pith_short_16: GCEF45FJDRTBXV2J · pith_short_8: GCEF45FJ

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/GCEF45FJDRTBXV2JMAMILSTYJX \
  | 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: 30885e74a91c661bd749601885ca784dcaedfa4da29ba502b785d547d2e94799

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45d6cafffe942c59f2f85769164a9d9b4cb090d58d7426c7d6eeb33e0593a4c7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2018-08-27T15:59:41Z",
    "title_canon_sha256": "b3d9e76ad0ae5ea49d01ecebacf24c12524c3ab12d1b630a34e1a2fc69d36091"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08897",
    "kind": "arxiv",
    "version": 2
  }
}