Pith Number

pith:EUGPUD2U

pith:2014:EUGPUD2UGYJOP3HFPTEWPYSWGY

not attested not anchored not stored refs pending

Free analysis and planar algebras

D. Shlyakhtenko, S. Curran, Y. Dabrowski

arxiv:1411.0268 v1 · 2014-11-02 · math.OA

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

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	2026-05-18T02:38:52.109438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

250cfa0f543612e7ece57cc967e256361d09773da00e1abc72f406fc1b383a15

Aliases

arxiv: 1411.0268 · arxiv_version: 1411.0268v1 · doi: 10.48550/arxiv.1411.0268 · pith_short_12: EUGPUD2UGYJO · pith_short_16: EUGPUD2UGYJOP3HF · pith_short_8: EUGPUD2U

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/EUGPUD2UGYJOP3HFPTEWPYSWGY \
  | 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: 250cfa0f543612e7ece57cc967e256361d09773da00e1abc72f406fc1b383a15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e89c2473d610784baef1fcaff9cc912cec016fa1b9ac2ea1cdc066ae4266a9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2014-11-02T15:24:53Z",
    "title_canon_sha256": "b1737f329d57a04e27f583f88a0cddd1a2186e7476104c9c199d472651c007ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.0268",
    "kind": "arxiv",
    "version": 1
  }
}