Pith Number

pith:GQKYDMPO

pith:2013:GQKYDMPOIDIHJT2K7FWDKCPLMV

not attested not anchored not stored refs pending

Chirped Frequency Transfer with an accuracy of $10^{-18}$ and its Application to the Remote Synchronisation of Timescales

G. Grosche, S. M. F. Raupach

arxiv:1308.6725 v3 · 2013-08-30 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GQKYDMPOIDIHJT2K7FWDKCPLMV}

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	2026-05-18T02:57:26.568863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

341581b1ee40d074cf4af96c3509eb65579832c21481c298f66d6a42d6392813

Aliases

arxiv: 1308.6725 · arxiv_version: 1308.6725v3 · doi: 10.48550/arxiv.1308.6725 · pith_short_12: GQKYDMPOIDIH · pith_short_16: GQKYDMPOIDIHJT2K · pith_short_8: GQKYDMPO

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/GQKYDMPOIDIHJT2K7FWDKCPLMV \
  | 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: 341581b1ee40d074cf4af96c3509eb65579832c21481c298f66d6a42d6392813

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebe890ff54bb7bedf95f316652d9e39bfbf0346927fc9a5109141ada5237fc45",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-08-30T12:31:10Z",
    "title_canon_sha256": "13e033efcdb10d3f47e41d4454cfea77f01620fa8048e025cdb540028cc063fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6725",
    "kind": "arxiv",
    "version": 3
  }
}