Pith Number

pith:SAAOSVZT

pith:2025:SAAOSVZTLPBKXDF2PQHRH4MA3I

not attested not anchored not stored refs pending

Idempotence for relative monads

Andrew Slattery, Nathanael Arkor

arxiv:2508.17794 v2 · 2025-08-25 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SAAOSVZTLPBKXDF2PQHRH4MA3I}

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	2026-07-05T12:07:10.815852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9000e957335bc2ab8cba7c0f13f180da3ae40fa27176c42ef4f3fbe8b51fbb16

Aliases

arxiv: 2508.17794 · arxiv_version: 2508.17794v2 · doi: 10.48550/arxiv.2508.17794 · pith_short_12: SAAOSVZTLPBK · pith_short_16: SAAOSVZTLPBKXDF2 · pith_short_8: SAAOSVZT

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/SAAOSVZTLPBKXDF2PQHRH4MA3I \
  | 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: 9000e957335bc2ab8cba7c0f13f180da3ae40fa27176c42ef4f3fbe8b51fbb16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65f9fd1a810b5eb713985bb86ed5c9d8ab2cc6883fe962ca83766ba4de12b57c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2025-08-25T08:41:02Z",
    "title_canon_sha256": "17a91aa89e38140977d3c3af7052cf5c25b331a1390910401cb2cb793b1ffd9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.17794",
    "kind": "arxiv",
    "version": 2
  }
}