Pith Number

pith:I3GNS6BP

pith:2013:I3GNS6BP4RTBKG4R6Y4SF523P5

not attested not anchored not stored refs pending

Quantified Constraints and Containment Problems

Barnaby D. Martin (Middlesex University, Basque Foundation of Science), Florent R. Madelaine (Universit\'e d'Auvergne), Hubie Chen (Universidad del Pais Vasco, IKERBASQUE, UK.)

arxiv:1310.1016 v3 · 2013-10-03 · 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{I3GNS6BP4RTBKG4R6Y4SF523P5}

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	2026-05-18T00:53:11.144082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46ccd9782fe466151b91f63922f75b7f58dda4d3fb7c6a3fd9b9467bc679a2a4

Aliases

arxiv: 1310.1016 · arxiv_version: 1310.1016v3 · doi: 10.48550/arxiv.1310.1016 · pith_short_12: I3GNS6BP4RTB · pith_short_16: I3GNS6BP4RTBKG4R · pith_short_8: I3GNS6BP

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/I3GNS6BP4RTBKG4R6Y4SF523P5 \
  | 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: 46ccd9782fe466151b91f63922f75b7f58dda4d3fb7c6a3fd9b9467bc679a2a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df112f164696a1118d580a48db62cbdeb0770c34435bfddefa426ee0ebce2f28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-10-03T15:52:27Z",
    "title_canon_sha256": "d5ea88d65f560382b7dab479a2500b2385f87ba9d6e4b8f9b305e6b3c5532901"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.1016",
    "kind": "arxiv",
    "version": 3
  }
}