Pith Number

pith:BF3GZ34S

pith:2011:BF3GZ34SISNPPSAF2ICPMZPQB4

not attested not anchored not stored refs pending

Offset frequency dynamics and phase noise properties of a self-referenced 10 GHz Ti:sapphire frequency comb

Albrecht Bartels, Dirk C. Heinecke, Scott A. Diddams

arxiv:1107.4562 v1 · 2011-07-22 · 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{BF3GZ34SISNPPSAF2ICPMZPQB4}

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	2026-05-18T02:01:11.271117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09766cef92449af7c805d204f665f00f1f5a3507070c743ede43efd2b7becee9

Aliases

arxiv: 1107.4562 · arxiv_version: 1107.4562v1 · doi: 10.48550/arxiv.1107.4562 · pith_short_12: BF3GZ34SISNP · pith_short_16: BF3GZ34SISNPPSAF · pith_short_8: BF3GZ34S

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/BF3GZ34SISNPPSAF2ICPMZPQB4 \
  | 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: 09766cef92449af7c805d204f665f00f1f5a3507070c743ede43efd2b7becee9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4ab33d1c4baee3ed6fa80e1249b4a8bce8c36da82ea6f2d9e0d8ae158ad0baf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-07-22T16:14:19Z",
    "title_canon_sha256": "1da8a215f1c2ffb0b985505a821f8245fcf1ac22b8cfe24c55e3da69771741c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4562",
    "kind": "arxiv",
    "version": 1
  }
}