Pith Number

pith:34YAU2EX

pith:2013:34YAU2EXMBZRGXOHFSXLH53ZMF

not attested not anchored not stored refs pending

Operation of an optically coherent frequency comb outside the metrology lab

Archita Hati, Greg B. Rieker, Ian Coddington, Kana Iwakuni, Laura C. Sinclair, Nathan R. Newbury, William C. Swann

arxiv:1312.6072 v1 · 2013-12-20 · 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{34YAU2EXMBZRGXOHFSXLH53ZMF}

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	2026-05-18T01:45:43.144266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df300a68976073135dc72caeb3f779615df537e7a60bf4208ad2816e72df7e4c

Aliases

arxiv: 1312.6072 · arxiv_version: 1312.6072v1 · doi: 10.48550/arxiv.1312.6072 · pith_short_12: 34YAU2EXMBZR · pith_short_16: 34YAU2EXMBZRGXOH · pith_short_8: 34YAU2EX

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/34YAU2EXMBZRGXOHFSXLH53ZMF \
  | 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: df300a68976073135dc72caeb3f779615df537e7a60bf4208ad2816e72df7e4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b31e47eb8ca519416031c80985ca1488614009d40b5eb31cc7a34203a2e73bda",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-12-20T18:55:07Z",
    "title_canon_sha256": "0472bf76eb1eed17d84ffb5898444bce8e8fd60b874045afd7e57b301fcf8285"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6072",
    "kind": "arxiv",
    "version": 1
  }
}