Pith Number

pith:47DALRRV

pith:2014:47DALRRVKQDZKLLV6WXJGOBZOB

not attested not anchored not stored refs pending

Bayesian Network Structure Learning Using Quantum Annealing

Alan Aspuru-Guzik, Alejandro Perdomo-Ortiz, Bryan O'Gorman, Ryan Babbush, Vadim Smelyanskiy

arxiv:1407.3897 v2 · 2014-07-15 · quant-ph · cs.LG

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	2026-05-18T02:26:51.531406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7c605c6355407952d75f5ae933839705059e3eef8b9a134a17403786b312211

Aliases

arxiv: 1407.3897 · arxiv_version: 1407.3897v2 · doi: 10.48550/arxiv.1407.3897 · pith_short_12: 47DALRRVKQDZ · pith_short_16: 47DALRRVKQDZKLLV · pith_short_8: 47DALRRV

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/47DALRRVKQDZKLLV6WXJGOBZOB \
  | 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: e7c605c6355407952d75f5ae933839705059e3eef8b9a134a17403786b312211

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3531248972c672b8e8ee903329b94bef9e357cf0bec4f20ebc60100f16542cc",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-07-15T07:22:13Z",
    "title_canon_sha256": "2dd805ed641a630d5c15562703b28e30b2f25041065842a8e6cd4d6b84347b69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.3897",
    "kind": "arxiv",
    "version": 2
  }
}