Pith Number

pith:SNOKRGDJ

pith:2009:SNOKRGDJLYVP3B3ORSQ2YWVD25

not attested not anchored not stored refs pending

Clock synchronization by remote detection of correlated photon pairs

Antia Lamas-Linares, Caleb Ho, Christian Kurtsiefer

arxiv:0901.3203 v1 · 2009-01-21 · 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{SNOKRGDJLYVP3B3ORSQ2YWVD25}

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.

Cited by

1 paper in Pith

Quantum Protocols for Time Synchronisation and Distribution: A Critical Assessment

Receipt and verification

First computed	2026-07-04T15:42:36.565294Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

935ca898695e2afd876e8ca1ac5aa3d751075b2a23992dd92d0eeccff4c8664f

Aliases

arxiv: 0901.3203 · arxiv_version: 0901.3203v1 · doi: 10.48550/arxiv.0901.3203 · pith_short_12: SNOKRGDJLYVP · pith_short_16: SNOKRGDJLYVP3B3O · pith_short_8: SNOKRGDJ

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/SNOKRGDJLYVP3B3ORSQ2YWVD25 \
  | 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: 935ca898695e2afd876e8ca1ac5aa3d751075b2a23992dd92d0eeccff4c8664f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfa976851a76e01183b8b06c2a0d031c9c11e854ed5e8c83915230c846d35ef3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-01-21T08:15:25Z",
    "title_canon_sha256": "7177dbd351922102d73537c83c48626c7b64064b985dae1484674b15d9389160"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.3203",
    "kind": "arxiv",
    "version": 1
  }
}