Pith Number

pith:FVLW4S73

pith:2012:FVLW4S73VDUEA32KWDBIINYY3X

not attested not anchored not stored refs pending

Weak Alternating Timed Automata

Igor Walukiewicz (LaBRI), Pawel Parys (Warsaw University)

arxiv:1208.5909 v2 · 2012-08-29 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FVLW4S73VDUEA32KWDBIINYY3X}

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	2026-05-18T01:37:38.567911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d576e4bfba8e8406f4ab0c2843718ddd1d95234d04a2ad5120cc07888664568

Aliases

arxiv: 1208.5909 · arxiv_version: 1208.5909v2 · doi: 10.48550/arxiv.1208.5909 · pith_short_12: FVLW4S73VDUE · pith_short_16: FVLW4S73VDUEA32K · pith_short_8: FVLW4S73

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/FVLW4S73VDUEA32KWDBIINYY3X \
  | 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: 2d576e4bfba8e8406f4ab0c2843718ddd1d95234d04a2ad5120cc07888664568

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5151b4b1b68fa17d7af5404f837b31e63c38220bec8380e29e8325b43c659ed9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2012-08-29T13:22:29Z",
    "title_canon_sha256": "f596615c5d0747ac20b3c9e8bb1271a9572f1de9a5de9d162abb90679c3c8ebe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5909",
    "kind": "arxiv",
    "version": 2
  }
}