Pith Number

pith:UXQ2UG7W

pith:2005:UXQ2UG7WEHBICGFWL2W4P5UE4D

not attested not anchored not stored refs pending

On relating CTL to Datalog

Eugenie Foustoucos, Foto Afrati, Irene Guessarian, Theodore Andronikos, Vassia Pavlaki

arxiv:cs/0510012 v2 · 2005-10-04 · 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{UXQ2UG7WEHBICGFWL2W4P5UE4D}

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	2026-05-18T01:06:48.990401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5e1aa1bf621c28118b65eadc7f684e0f917be28a3a31f60a04c742627937ae4

Aliases

arxiv: cs/0510012 · arxiv_version: cs/0510012v2 · doi: 10.48550/arxiv.cs/0510012 · pith_short_12: UXQ2UG7WEHBI · pith_short_16: UXQ2UG7WEHBICGFW · pith_short_8: UXQ2UG7W

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/UXQ2UG7WEHBICGFWL2W4P5UE4D \
  | 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: a5e1aa1bf621c28118b65eadc7f684e0f917be28a3a31f60a04c742627937ae4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aca5ea092f7abdcf48eb03b668a8a7e0e1f43a5fb62ec2eff0892be88908000c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.LO",
    "submitted_at": "2005-10-04T17:29:48Z",
    "title_canon_sha256": "0ff429a1a40f19e4a841abed7a994806643db3070b2aa1997c30fa411cfc1904"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0510012",
    "kind": "arxiv",
    "version": 2
  }
}