Pith Number

pith:IIJC4UMK

pith:2024:IIJC4UMKE4MRGXP2TTGICGHPUA

not attested not anchored not stored refs pending

Parameterised Holant Problems

Andreas G\"obel, Johannes Schmitt, Marc Roth, Panagiotis Aivasiliotis

arxiv:2409.13579 v2 · 2024-09-20 · cs.CC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IIJC4UMKE4MRGXP2TTGICGHPUA}

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	2026-07-05T10:57:28.479513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42122e518a2719135dfa9ccc8118efa02ed2ed372dc98ee8429297e0c45caee3

Aliases

arxiv: 2409.13579 · arxiv_version: 2409.13579v2 · doi: 10.48550/arxiv.2409.13579 · pith_short_12: IIJC4UMKE4MR · pith_short_16: IIJC4UMKE4MRGXP2 · pith_short_8: IIJC4UMK

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/IIJC4UMKE4MRGXP2TTGICGHPUA \
  | 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: 42122e518a2719135dfa9ccc8118efa02ed2ed372dc98ee8429297e0c45caee3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07118fd045ef696c6034f97b23fd486e8a24b5b0d95ae5c2b71a8a918383b56b",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2024-09-20T15:29:39Z",
    "title_canon_sha256": "ea1c92ba260de5cb75c2a83b4f6b2438d13db69f668bdc417ad8389814962ebf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.13579",
    "kind": "arxiv",
    "version": 2
  }
}