Pith Number

pith:QPP3WPXK

pith:2014:QPP3WPXKZEUW3QSXHAP5JA5V6P

not attested not anchored not stored refs pending

Quantum Limit on Stability of Clocks in a Gravitational Field

Joseph Samuel, Supurna Sinha

arxiv:1401.0774 v3 · 2014-01-04 · gr-qc · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QPP3WPXKZEUW3QSXHAP5JA5V6P}

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	2026-05-18T01:45:34.064248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83dfbb3eeac9296dc257381fd483b5f3f8eeb7d15428ac72a6d3757e55438243

Aliases

arxiv: 1401.0774 · arxiv_version: 1401.0774v3 · doi: 10.48550/arxiv.1401.0774 · pith_short_12: QPP3WPXKZEUW · pith_short_16: QPP3WPXKZEUW3QSX · pith_short_8: QPP3WPXK

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/QPP3WPXKZEUW3QSXHAP5JA5V6P \
  | 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: 83dfbb3eeac9296dc257381fd483b5f3f8eeb7d15428ac72a6d3757e55438243

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94ff8fec0bc1814ddeccea8fa660f1a2ac7996c0f096c11dcab67b2f75928c74",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-01-04T04:30:21Z",
    "title_canon_sha256": "92d1141430cc9399b17eaf9066a0e7db944f6150e0d2abf1a32985918c703032"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0774",
    "kind": "arxiv",
    "version": 3
  }
}