Pith Number

pith:CXX6LQYZ

pith:2015:CXX6LQYZ6RHRTPHDZGNZWBIDQL

not attested not anchored not stored refs pending

A Galois Connection for Weighted (Relational) Clones of Infinite Size

Peter Fulla, Stanislav Zivny

arxiv:1502.05086 v2 · 2015-02-17 · cs.CC · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CXX6LQYZ6RHRTPHDZGNZWBIDQL}

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	2026-05-18T01:13:28.727657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15efe5c319f44f19bce3c99b9b050382fd7cd0d3041cb4c78637134db6574954

Aliases

arxiv: 1502.05086 · arxiv_version: 1502.05086v2 · doi: 10.48550/arxiv.1502.05086 · pith_short_12: CXX6LQYZ6RHR · pith_short_16: CXX6LQYZ6RHRTPHD · pith_short_8: CXX6LQYZ

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/CXX6LQYZ6RHRTPHDZGNZWBIDQL \
  | 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: 15efe5c319f44f19bce3c99b9b050382fd7cd0d3041cb4c78637134db6574954

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e47fbc84ec79af3bec2755a228acf5912314e74ce6999525f96503b687d3862",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2015-02-17T23:02:32Z",
    "title_canon_sha256": "cc40bba0d9dc7e675533f4252658053f7a2be492a969fcd0ac35ff59012989ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05086",
    "kind": "arxiv",
    "version": 2
  }
}