Pith Number

pith:UPBZ232O

pith:2013:UPBZ232OUM4GUYNX2EIWKBA7KR

not attested not anchored not stored refs pending

Quantum metrology for relativistic quantum fields

David Edward Bruschi, Ivette Fuentes, Mehdi Ahmadi

arxiv:1312.5707 v1 · 2013-12-19 · quant-ph · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UPBZ232OUM4GUYNX2EIWKBA7KR}

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	2026-05-18T02:55:38.123796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3c39d6f4ea3386a61b7d11165041f545d4f1a92bf56fdff2c896001a8c418b8

Aliases

arxiv: 1312.5707 · arxiv_version: 1312.5707v1 · doi: 10.48550/arxiv.1312.5707 · pith_short_12: UPBZ232OUM4G · pith_short_16: UPBZ232OUM4GUYNX · pith_short_8: UPBZ232O

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/UPBZ232OUM4GUYNX2EIWKBA7KR \
  | 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: a3c39d6f4ea3386a61b7d11165041f545d4f1a92bf56fdff2c896001a8c418b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4e0fbb83d20db9e36b2bd07864a7b993005365cec80a18fdaa46b90186c1715",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-12-19T19:16:24Z",
    "title_canon_sha256": "4881e4583257698f583eda448a3935bbaaa90a29e1d67565de80e942e46ebd8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.5707",
    "kind": "arxiv",
    "version": 1
  }
}