Pith Number

pith:QPF7M3QY

pith:2010:QPF7M3QYMMBYZYCQWJQYIQ773X

not attested not anchored not stored refs pending

The complexity of linear-time temporal logic over the class of ordinals

Alexander Rabinovich (School of CS, CNRS, ENS Cachan, INRIA), Stephane Demri (LSV, Tel Aviv University)

arxiv:1009.5206 v2 · 2010-09-27 · 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{QPF7M3QYMMBYZYCQWJQYIQ773X}

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	2026-05-18T01:37:39.854020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83cbf66e1863038ce050b2618443ffddc1cbb36e159e1d463d07d14ee728d02a

Aliases

arxiv: 1009.5206 · arxiv_version: 1009.5206v2 · doi: 10.48550/arxiv.1009.5206 · pith_short_12: QPF7M3QYMMBY · pith_short_16: QPF7M3QYMMBYZYCQ · pith_short_8: QPF7M3QY

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/QPF7M3QYMMBYZYCQWJQYIQ773X \
  | 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: 83cbf66e1863038ce050b2618443ffddc1cbb36e159e1d463d07d14ee728d02a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29e1dda1c4a55e8fc93a0d8a144968a0abad02cd50b4d6e264b8343224cc56f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2010-09-27T09:58:46Z",
    "title_canon_sha256": "e1291b59964ecda58bf52052a074ac1c048d17486182178a09ae98af22f2271a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.5206",
    "kind": "arxiv",
    "version": 2
  }
}