Pith Number

pith:O23NGZTI

pith:2018:O23NGZTIHL5H7R2SCTBDEKUOGU

not attested not anchored not stored refs pending

Epistemic BL-Algebras

Manuela Busaniche, Pen\'elope Cordero, Ricardo O. Rodr\'iguez

arxiv:1804.10824 v1 · 2018-04-28 · 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{O23NGZTIHL5H7R2SCTBDEKUOGU}

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	2026-05-18T00:17:15.407935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76b6d366683afa7fc75214c2322a8e3524cf5481c8e451c2cd42f9c03dd57ef1

Aliases

arxiv: 1804.10824 · arxiv_version: 1804.10824v1 · doi: 10.48550/arxiv.1804.10824 · pith_short_12: O23NGZTIHL5H · pith_short_16: O23NGZTIHL5H7R2S · pith_short_8: O23NGZTI

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/O23NGZTIHL5H7R2SCTBDEKUOGU \
  | 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: 76b6d366683afa7fc75214c2322a8e3524cf5481c8e451c2cd42f9c03dd57ef1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "190c691b598e23efd77fd9b294e0e4393f42a86153b1652f7c7e8cbacd487570",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-04-28T15:41:27Z",
    "title_canon_sha256": "e97bc90c64c60a5376a49bf1d60a2c3995cffa70c1d339a9dd183cc550ae5f97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10824",
    "kind": "arxiv",
    "version": 1
  }
}