Pith Number

pith:XYDNP4K3

pith:2014:XYDNP4K3IWB3YEKEIP4UXBRRJN

not attested not anchored not stored refs pending

Predicate Logic as a Modelling Language: The IDP System

Bart Bogaerts, Broes De Cat, Gerda Janssens, Marc Denecker, Maurice Bruynooghe

arxiv:1401.6312 v3 · 2014-01-24 · 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{XYDNP4K3IWB3YEKEIP4UXBRRJN}

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	2026-05-18T00:21:29.524957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be06d7f15b4583bc114443f94b86314b4f934a294ef446f6acf4f694c7e488f0

Aliases

arxiv: 1401.6312 · arxiv_version: 1401.6312v3 · doi: 10.48550/arxiv.1401.6312 · pith_short_12: XYDNP4K3IWB3 · pith_short_16: XYDNP4K3IWB3YEKE · pith_short_8: XYDNP4K3

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/XYDNP4K3IWB3YEKEIP4UXBRRJN \
  | 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: be06d7f15b4583bc114443f94b86314b4f934a294ef446f6acf4f694c7e488f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fef369223dbd13e4a9c4e1fbce1c113e9dc7d722f1d4a825dc978f16702674a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2014-01-24T11:13:43Z",
    "title_canon_sha256": "13e3ed7bb78bc8bbea030cae3c31cc403002e687bc1b20b0b2a7a7771512c9c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6312",
    "kind": "arxiv",
    "version": 3
  }
}