Pith Number

pith:K7SM767B

pith:2018:K7SM767BVKK4YGQPMLVNAJLZJR

not attested not anchored not stored refs pending

Quantum clocks are more precise than classical ones

Gilles P\"utz, Mischa P. Woods, Ralph Silva, Renato Renner, Sandra Stupar

arxiv:1806.00491 v3 · 2018-06-01 · quant-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K7SM767BVKK4YGQPMLVNAJLZJR}

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	2026-07-05T03:59:51.869798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57e4cffbe1aa95cc1a0f62ead025794c6e5fefa367cb5cccb3ccf7d00cddfc93

Aliases

arxiv: 1806.00491 · arxiv_version: 1806.00491v3 · doi: 10.48550/arxiv.1806.00491 · pith_short_12: K7SM767BVKK4 · pith_short_16: K7SM767BVKK4YGQP · pith_short_8: K7SM767B

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/K7SM767BVKK4YGQPMLVNAJLZJR \
  | 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: 57e4cffbe1aa95cc1a0f62ead025794c6e5fefa367cb5cccb3ccf7d00cddfc93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c2a792314af0d5934b0c21a36f40be69c084f2203813285ebbe0d03b38ddc64",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-06-01T18:00:10Z",
    "title_canon_sha256": "1361ab51f6f66c6b012a30518cda76c27680b7769698523f7853e985e478c3cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.00491",
    "kind": "arxiv",
    "version": 3
  }
}