Pith Number

pith:EDCY3A6U

pith:2025:EDCY3A6U7DYYSBA5PWTXFQMEXD

not attested not anchored not stored refs pending

Addendum to "Measured foliations and Hilbert 12th problem"

Igor V. Nikolaev

arxiv:2505.22272 v1 · 2025-05-28 · math.NT · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EDCY3A6U7DYYSBA5PWTXFQMEXD}

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	2026-07-05T11:11:12.255005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20c58d83d4f8f189041d7da772c184b8ec374803ce2a9a78be37134028db10a5

Aliases

arxiv: 2505.22272 · arxiv_version: 2505.22272v1 · doi: 10.48550/arxiv.2505.22272 · pith_short_12: EDCY3A6U7DYY · pith_short_16: EDCY3A6U7DYYSBA5 · pith_short_8: EDCY3A6U

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/EDCY3A6U7DYYSBA5PWTXFQMEXD \
  | 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: 20c58d83d4f8f189041d7da772c184b8ec374803ce2a9a78be37134028db10a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd92fae28b6ed6de136ca163bc2f80516c7382f88d3509ba4b796f172c12bf97",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2025-05-28T11:58:32Z",
    "title_canon_sha256": "8c51800d724beeb954822d2dc957c2152eba0379b721a76931c677b281bdd9c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.22272",
    "kind": "arxiv",
    "version": 1
  }
}