Pith Number

pith:ZUEWYOV2

pith:2013:ZUEWYOV2KPZFJ4KLOP44FN7PZN

not attested not anchored not stored refs pending

Lifting Structural Tractability to CSP with Global Constraints

Evgenij Thorstensen

arxiv:1307.1790 v1 · 2013-07-06 · 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{ZUEWYOV2KPZFJ4KLOP44FN7PZN}

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	2026-05-18T03:19:03.488345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd096c3aba53f254f14b73f9c2b7efcb47aba133d52f65d4a12a620a2ce4a535

Aliases

arxiv: 1307.1790 · arxiv_version: 1307.1790v1 · doi: 10.48550/arxiv.1307.1790 · pith_short_12: ZUEWYOV2KPZF · pith_short_16: ZUEWYOV2KPZFJ4KL · pith_short_8: ZUEWYOV2

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/ZUEWYOV2KPZFJ4KLOP44FN7PZN \
  | 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: cd096c3aba53f254f14b73f9c2b7efcb47aba133d52f65d4a12a620a2ce4a535

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fe0d447142618ab0df06e91d2b2b3212e746d151ca5d9abe374db872a509f36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-07-06T14:54:18Z",
    "title_canon_sha256": "d5337809bd5139fc8c86a4f4ca49ea6c2cd4358322d39782b398505107df96c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1790",
    "kind": "arxiv",
    "version": 1
  }
}