Pith Number

pith:4MNPSRI5

pith:2018:4MNPSRI5W4KDR4GSP2AIQMBTKE

not attested not anchored not stored refs pending

Formal Concept Analysis with Many-sorted Attributes

John Brady, Robert E. Kent

arxiv:1810.05703 v1 · 2018-10-12 · cs.LO · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4MNPSRI5W4KDR4GSP2AIQMBTKE}

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	2026-05-18T00:02:52.956019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e31af9451db71438f0d27e8088303351150b622a99227c5195e2c926aa4c0150

Aliases

arxiv: 1810.05703 · arxiv_version: 1810.05703v1 · doi: 10.48550/arxiv.1810.05703 · pith_short_12: 4MNPSRI5W4KD · pith_short_16: 4MNPSRI5W4KDR4GS · pith_short_8: 4MNPSRI5

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/4MNPSRI5W4KDR4GSP2AIQMBTKE \
  | 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: e31af9451db71438f0d27e8088303351150b622a99227c5195e2c926aa4c0150

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaa2e6d736a1ddc7f6d076d5cf4cac457ba2279297ab6ee3e710b8f171605dfd",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-10-12T19:54:11Z",
    "title_canon_sha256": "20bc8270ea04a101fd92628eff1bbf00d7d4a42147def6e5554bb771f7bf5696"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05703",
    "kind": "arxiv",
    "version": 1
  }
}