Pith Number

pith:BDMDFFBT

pith:2026:BDMDFFBTN36JXMMTGJA4XKCQKR

not attested not anchored not stored refs pending

HK and GL

Hiroki Matui

arxiv:2607.00577 v1 · 2026-07-01 · 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{BDMDFFBTN36JXMMTGJA4XKCQKR}

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	2026-07-02T01:17:48.076752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08d83294336efc9bb1933241cba8505441599a61d2f3de1698bddbdbf4081f52

Aliases

arxiv: 2607.00577 · arxiv_version: 2607.00577v1 · doi: 10.48550/arxiv.2607.00577 · pith_short_12: BDMDFFBTN36J · pith_short_16: BDMDFFBTN36JXMMT · pith_short_8: BDMDFFBT

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/BDMDFFBTN36JXMMTGJA4XKCQKR \
  | 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: 08d83294336efc9bb1933241cba8505441599a61d2f3de1698bddbdbf4081f52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d550c9eaf855a184d1fa0c3e55a9e11b8c46533548cedf806aa34a73bd75965c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2026-07-01T07:59:56Z",
    "title_canon_sha256": "50feaff70fe3c3ed4d879edecf4b5e670d78b3654e706affda066190947f3f9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.00577",
    "kind": "arxiv",
    "version": 1
  }
}