Pith Number

pith:ZPM7CFHJ

pith:2018:ZPM7CFHJWUJZLJQUBBTUEDYYJF

not attested not anchored not stored refs pending

Solution Dominance over Constraint Satisfaction Problems

Guido Tack, Peter J. Stuckey, Tias Guns

arxiv:1812.09207 v1 · 2018-12-21 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZPM7CFHJWUJZLJQUBBTUEDYYJF}

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	2026-05-17T23:57:45.064700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbd9f114e9b51395a6140867420f18494142d97a3ce6bbb2dc8bf82e4e11d79e

Aliases

arxiv: 1812.09207 · arxiv_version: 1812.09207v1 · doi: 10.48550/arxiv.1812.09207 · pith_short_12: ZPM7CFHJWUJZ · pith_short_16: ZPM7CFHJWUJZLJQU · pith_short_8: ZPM7CFHJ

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/ZPM7CFHJWUJZLJQUBBTUEDYYJF \
  | 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: cbd9f114e9b51395a6140867420f18494142d97a3ce6bbb2dc8bf82e4e11d79e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "093e173abef6763c13140dab6174b6ec2003c9d3bb8303ca38f6cfde16a20769",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-12-21T15:54:34Z",
    "title_canon_sha256": "ca9102e35d803b7f4dc65ee81ff0b2eae3c83df84497a3e161c81a409a53f636"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09207",
    "kind": "arxiv",
    "version": 1
  }
}