Pith Number

pith:HFH5O2BF

pith:2023:HFH5O2BFQVEVC5RJN5Q7PUTYT4

not attested not anchored not stored refs pending

Optimal Wheeler Language Recognition

Alberto Policriti, Bojana Kodric, Davide Cenzato, Nicola Prezza, Ruben Becker, Sung-Hwan Kim

arxiv:2306.04737 v2 · 2023-06-07 · 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{HFH5O2BFQVEVC5RJN5Q7PUTYT4}

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	2026-07-05T07:25:24.075531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

394fd7682585495176296f61f7d2789f171045668b8bbcbd41936f83194e304b

Aliases

arxiv: 2306.04737 · arxiv_version: 2306.04737v2 · doi: 10.48550/arxiv.2306.04737 · pith_short_12: HFH5O2BFQVEV · pith_short_16: HFH5O2BFQVEVC5RJ · pith_short_8: HFH5O2BF

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/HFH5O2BFQVEVC5RJN5Q7PUTYT4 \
  | 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: 394fd7682585495176296f61f7d2789f171045668b8bbcbd41936f83194e304b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47d3ae7837201c6f9dd22bea1a1258534e3399ed2ff48f011a595844fc58656a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2023-06-07T19:15:54Z",
    "title_canon_sha256": "2d4cfe2e146d9de36d52585ccec90be461f466dae702b8a5fc2d6f14a1363600"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.04737",
    "kind": "arxiv",
    "version": 2
  }
}