Pith Number

pith:VYQ3DZAQ

pith:2014:VYQ3DZAQNUW6OFAPOJWFHIH4UD

not attested not anchored not stored refs pending

Solving Weighted Constraint Satisfaction Problems with Memetic/Exact Hybrid Algorithms

Antonio Jos\'e Fern\'andez, Carlos Cotta, Jos\'e Enrique Gallardo

arxiv:1401.3477 v1 · 2014-01-15 · 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{VYQ3DZAQNUW6OFAPOJWFHIH4UD}

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	2026-05-18T03:02:08.796615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae21b1e4106d2de7140f726c53a0fca0c123d0a33715bcfa5a6c300c95674ed1

Aliases

arxiv: 1401.3477 · arxiv_version: 1401.3477v1 · doi: 10.48550/arxiv.1401.3477 · pith_short_12: VYQ3DZAQNUW6 · pith_short_16: VYQ3DZAQNUW6OFAP · pith_short_8: VYQ3DZAQ

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/VYQ3DZAQNUW6OFAPOJWFHIH4UD \
  | 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: ae21b1e4106d2de7140f726c53a0fca0c123d0a33715bcfa5a6c300c95674ed1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba1f55af6099681b1b0edccdc5cafa18ca365dd6edc5a1f3ef4ebda024acd72e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-01-15T05:32:38Z",
    "title_canon_sha256": "b603f6673b4adeacca04dd0c5d8ac69d20ba24c6c3edfbf4dfa4c1c618ffeff6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3477",
    "kind": "arxiv",
    "version": 1
  }
}