Pith Number

pith:RYUTPA7V

pith:2015:RYUTPA7VRB4U4YKGDEAL5KGLPY

not attested not anchored not stored refs pending

The model checking fingerprints of CTL operators

Andreas Krebs, Arne Meier, Martin Mundhenk

arxiv:1504.04708 v2 · 2015-04-18 · cs.LO · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RYUTPA7VRB4U4YKGDEAL5KGLPY}

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	2026-05-18T01:36:38.152788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e293783f588794e61461900bea8cb7e2154e6e00d3554d5997fed7ad770646c

Aliases

arxiv: 1504.04708 · arxiv_version: 1504.04708v2 · doi: 10.48550/arxiv.1504.04708 · pith_short_12: RYUTPA7VRB4U · pith_short_16: RYUTPA7VRB4U4YKG · pith_short_8: RYUTPA7V

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/RYUTPA7VRB4U4YKGDEAL5KGLPY \
  | 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: 8e293783f588794e61461900bea8cb7e2154e6e00d3554d5997fed7ad770646c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58497032195923efaa7cc4679f127ea8ff9da3f6bde01a46be8d1d2d0e772aeb",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-04-18T10:52:04Z",
    "title_canon_sha256": "20e17eb8a8b0ba996a740eea124daf7d10525430cf60a808934b7426dc015d16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04708",
    "kind": "arxiv",
    "version": 2
  }
}