Pith Number

pith:JI44QXPV

pith:2025:JI44QXPVLWOESQNY4F45GIXFNM

not attested not anchored not stored refs pending

Counting Specific Classes of Relations Regarding Fixed Points and Reflexive Points

Jules Desharnais, Michael Winter, Rudolf Berghammer

arxiv:2505.00140 v2 · 2025-04-30 · 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{JI44QXPVLWOESQNY4F45GIXFNM}

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	2026-05-28T01:04:06.924821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a39c85df55d9c4941b8e179d322e56b210767a1616ddaa047812ee28c304588

Aliases

arxiv: 2505.00140 · arxiv_version: 2505.00140v2 · doi: 10.48550/arxiv.2505.00140 · pith_short_12: JI44QXPVLWOE · pith_short_16: JI44QXPVLWOESQNY · pith_short_8: JI44QXPV

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/JI44QXPVLWOESQNY4F45GIXFNM \
  | 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: 4a39c85df55d9c4941b8e179d322e56b210767a1616ddaa047812ee28c304588

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb0ba18dd6e0377d29bde6b7b27541a742160cc18373ee0924a272dfecfb167e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2025-04-30T19:23:51Z",
    "title_canon_sha256": "30841e79265970613879bb7b1c4c97f0dd0136a07566a0dccdf5d939f2be4f1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.00140",
    "kind": "arxiv",
    "version": 2
  }
}