Pith Number

pith:7A2XOG5B

pith:2009:7A2XOG5BMZC7SLJQLARXIOWQX6

not attested not anchored not stored refs pending

Further Functorial Properties of the Reticulation

Claudia Mure\c{s}an

arxiv:0902.2264 v1 · 2009-02-13 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7A2XOG5BMZC7SLJQLARXIOWQX6}

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	2026-05-18T02:28:12.449038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f835771ba16645f92d305823743ad0bfa2c3876d9a7112c7f9e3d9c009021e74

Aliases

arxiv: 0902.2264 · arxiv_version: 0902.2264v1 · doi: 10.48550/arxiv.0902.2264 · pith_short_12: 7A2XOG5BMZC7 · pith_short_16: 7A2XOG5BMZC7SLJQ · pith_short_8: 7A2XOG5B

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/7A2XOG5BMZC7SLJQLARXIOWQX6 \
  | 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: f835771ba16645f92d305823743ad0bfa2c3876d9a7112c7f9e3d9c009021e74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5b52df259872819b75b4b95613a3a4b53d48a22370fa16fd5792b57c8877a82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2009-02-13T06:58:51Z",
    "title_canon_sha256": "bd1255a601fe1e235bb8023113b75d2b430ea518c5a433f5646c4bdd8fb5595e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2264",
    "kind": "arxiv",
    "version": 1
  }
}