Pith Number

pith:E353IZF5

pith:2011:E353IZF5TQAASDNIRZHM7C7TZV

not attested not anchored not stored refs pending

B\"uchi Automata can have Smaller Quotients

Lorenzo Clemente

arxiv:1102.3285 v2 · 2011-02-16 · 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{E353IZF5TQAASDNIRZHM7C7TZV}

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	2026-05-18T04:23:33.042115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26fbb464bd9c00090da88e4ecf8bf3cd6848fbe5bc527aef2cf7ac18ff19eeff

Aliases

arxiv: 1102.3285 · arxiv_version: 1102.3285v2 · doi: 10.48550/arxiv.1102.3285 · pith_short_12: E353IZF5TQAA · pith_short_16: E353IZF5TQAASDNI · pith_short_8: E353IZF5

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/E353IZF5TQAASDNIRZHM7C7TZV \
  | 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: 26fbb464bd9c00090da88e4ecf8bf3cd6848fbe5bc527aef2cf7ac18ff19eeff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7120a3839ea01176c1febc9e53332924f665da79e261f6c5294dee9495ce0da1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2011-02-16T10:16:26Z",
    "title_canon_sha256": "8f9e0fffdb089c169232557cdc0889d3361710b48970a5065e4ec0fac29a493f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.3285",
    "kind": "arxiv",
    "version": 2
  }
}