Pith Number

pith:4SRHGPGH

pith:2019:4SRHGPGH4YNTYBRUDER6N3MFXP

not attested not anchored not stored refs pending

Non-Abelian Gauge-Invariant Cellular Automata

Giuseppe Di Molfetta, Nathana\"el Eon, Pablo Arrighi

arxiv:1908.01229 v2 · 2019-08-03 · cs.FL · nlin.CG · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4SRHGPGH4YNTYBRUDER6N3MFXP}

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	2026-07-05T00:42:42.681788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4a2733cc7e61b3c06341923e6ed85bbc36743da6b82465a14c16f6c56ef0767

Aliases

arxiv: 1908.01229 · arxiv_version: 1908.01229v2 · doi: 10.48550/arxiv.1908.01229 · pith_short_12: 4SRHGPGH4YNT · pith_short_16: 4SRHGPGH4YNTYBRU · pith_short_8: 4SRHGPGH

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/4SRHGPGH4YNTYBRUDER6N3MFXP \
  | 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: e4a2733cc7e61b3c06341923e6ed85bbc36743da6b82465a14c16f6c56ef0767

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0a859b41deea15033350768df16f3b5a381d9effa50578d2a52a6f1e59ef11e",
    "cross_cats_sorted": [
      "nlin.CG",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2019-08-03T20:26:38Z",
    "title_canon_sha256": "6a13cfe08839dd2512045d671d36372b1ed29b65e6dc025585b44a31f4a150fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01229",
    "kind": "arxiv",
    "version": 2
  }
}