Pith Number

pith:PGLHGFNV

pith:2014:PGLHGFNVLBRCAKHEXYN4WZMQHC

not attested not anchored not stored refs pending

Trace Complexity of Chaotic Reversible Cellular Automata

Ilkka T\"orm\"a, Jarkko Kari, Ville Salo

arxiv:1404.4519 v1 · 2014-04-17 · math.DS · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PGLHGFNVLBRCAKHEXYN4WZMQHC}

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	2026-05-18T02:54:04.102583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79967315b558622028e4be1bcb6590389169966a5db33de5adef1c8047d9f3ba

Aliases

arxiv: 1404.4519 · arxiv_version: 1404.4519v1 · doi: 10.48550/arxiv.1404.4519 · pith_short_12: PGLHGFNVLBRC · pith_short_16: PGLHGFNVLBRCAKHE · pith_short_8: PGLHGFNV

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/PGLHGFNVLBRCAKHEXYN4WZMQHC \
  | 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: 79967315b558622028e4be1bcb6590389169966a5db33de5adef1c8047d9f3ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "121992bc9c6ede1a069e016c33241e1dfffff507712540ade5695218263ddf08",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-04-17T13:18:55Z",
    "title_canon_sha256": "2d17f7f715c7cd074f79f3d5de090099cb69149f349f763b8541fe6cbc7a6ed1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4519",
    "kind": "arxiv",
    "version": 1
  }
}