Pith Number

pith:JNPWBJNI

pith:2024:JNPWBJNISW5H6SBJO4FQ6HCJ5X

not attested not anchored not stored refs pending

Quantum Approximate Optimisation Applied to Graph Similarity

Nicholas J. Pritchard

arxiv:2412.17309 v1 · 2024-12-23 · quant-ph · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JNPWBJNISW5H6SBJO4FQ6HCJ5X}

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	2026-07-05T09:53:20.619635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b5f60a5a895ba7f4829770b0f1c49edfb979e688d7fc3d2b88993b6538bf491

Aliases

arxiv: 2412.17309 · arxiv_version: 2412.17309v1 · doi: 10.48550/arxiv.2412.17309 · pith_short_12: JNPWBJNISW5H · pith_short_16: JNPWBJNISW5H6SBJ · pith_short_8: JNPWBJNI

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/JNPWBJNISW5H6SBJO4FQ6HCJ5X \
  | 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: 4b5f60a5a895ba7f4829770b0f1c49edfb979e688d7fc3d2b88993b6538bf491

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05452606660d061a074318bd07d8ccb16bc13d8bfdd13cb4cae15cab5f86c3a5",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-12-23T06:04:08Z",
    "title_canon_sha256": "1d5f50a90a0aef9bd00a069a9f54fdb0abf781cf7444b009e55f77562cc3f271"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.17309",
    "kind": "arxiv",
    "version": 1
  }
}