Pith Number

pith:3TABJ7OD

pith:2014:3TABJ7ODRKC7V24N52OS4DSEMK

not attested not anchored not stored refs pending

Hourglass Automata

Harry Smallbone (The University of Western Australia), Mark Reynolds (The University of Western Australia), Tim French (The University of Western Australia), Yuki Osada (The University of Western Australia)

arxiv:1408.5965 v1 · 2014-08-26 · 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{3TABJ7ODRKC7V24N52OS4DSEMK}

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	2026-05-18T02:44:15.611062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcc014fdc38a85faeb8dee9d2e0e44628a07735daa243c43b20e00226e410370

Aliases

arxiv: 1408.5965 · arxiv_version: 1408.5965v1 · doi: 10.48550/arxiv.1408.5965 · pith_short_12: 3TABJ7ODRKC7 · pith_short_16: 3TABJ7ODRKC7V24N · pith_short_8: 3TABJ7OD

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/3TABJ7ODRKC7V24N52OS4DSEMK \
  | 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: dcc014fdc38a85faeb8dee9d2e0e44628a07735daa243c43b20e00226e410370

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "738473dde2e8253b70e7c7ce9114659b2ad07cb0391e635d42cd01a861527534",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2014-08-26T01:16:15Z",
    "title_canon_sha256": "6c55115d6ab43563e1869a7822f3612f0a19ed7e07cc65dbf53263be157fc0ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5965",
    "kind": "arxiv",
    "version": 1
  }
}