Pith Number

pith:EA4UCUI7

pith:2026:EA4UCUI7JBUR66GI64UYR26U6E

not attested not anchored not stored refs pending

Finding 59:29 in the Monster

Aluna Rizzoli, Anthony Pisani, Heiko Dietrich, Melissa Lee

arxiv:2607.28900 v1 · 2026-07-30 · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EA4UCUI7JBUR66GI64UYR26U6E}

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	2026-08-03T01:17:27.706775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

203941511f48691f78c8f72988ebd4f1347ba3fd3fa747db0a15f48f1a7260cc

Aliases

arxiv: 2607.28900 · arxiv_version: 2607.28900v1 · doi: 10.48550/arxiv.2607.28900 · pith_short_12: EA4UCUI7JBUR · pith_short_16: EA4UCUI7JBUR66GI · pith_short_8: EA4UCUI7

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/EA4UCUI7JBUR66GI64UYR26U6E \
  | 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: 203941511f48691f78c8f72988ebd4f1347ba3fd3fa747db0a15f48f1a7260cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2ca550a5110c30283e55c7fa67e3a30f4a22fff8ca35bf1df7ac6667a647b33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2026-07-30T23:43:20Z",
    "title_canon_sha256": "70c3faac677a5babbdf9811d214223cbab25ecddd66b90a9138c19916d50aa18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28900",
    "kind": "arxiv",
    "version": 1
  }
}