Pith Number

pith:GIAQ64VZ

pith:2025:GIAQ64VZXNCVP7ZOO5ISRRFMIE

not attested not anchored not stored refs pending

Cointeraction on noncrossing partitions and related polynomial invariants

Lo\"ic Foissy (LMPA)

arxiv:2501.18212 v2 · 2025-01-30 · 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{GIAQ64VZXNCVP7ZOO5ISRRFMIE}

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	2026-07-05T10:45:59.707519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32010f72b9bb4557ff2e775128c4ac410b55cd346af041d32031963251110ec0

Aliases

arxiv: 2501.18212 · arxiv_version: 2501.18212v2 · doi: 10.48550/arxiv.2501.18212 · pith_short_12: GIAQ64VZXNCV · pith_short_16: GIAQ64VZXNCVP7ZO · pith_short_8: GIAQ64VZ

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/GIAQ64VZXNCVP7ZOO5ISRRFMIE \
  | 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: 32010f72b9bb4557ff2e775128c4ac410b55cd346af041d32031963251110ec0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1b57851e2543265460deb2889e4bb48de183c687fbfd87d2ecc9a98adaa1f70",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-01-30T09:00:13Z",
    "title_canon_sha256": "e27c6d60273726cd27872108bb1ee64d8808f8645041572f17ec0a047ef285fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18212",
    "kind": "arxiv",
    "version": 2
  }
}