Pith Number

pith:CYYT3M6T

pith:2005:CYYT3M6T2UNVSVN65SP2OYXIYS

not attested not anchored not stored refs pending

Comment on "Prospect of optical frequency standard based on a 43Ca+ ion"

Caroline Champenois (PIIM), Fernande Vedel (PIIM), Ga\"etan Hagel (PIIM), Marie Houssin (PIIM), Martina Knoop (PIIM), Michel Vedel (PIIM)

arxiv:physics/0511089 v1 · 2005-11-10 · physics.atom-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{CYYT3M6T2UNVSVN65SP2OYXIYS}

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	2026-05-18T01:08:46.686220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16313db3d3d51b5955beec9fa762e8c4acb5070ed1175082d28b369438684553

Aliases

arxiv: physics/0511089 · arxiv_version: physics/0511089v1 · doi: 10.48550/arxiv.physics/0511089 · pith_short_12: CYYT3M6T2UNV · pith_short_16: CYYT3M6T2UNVSVN6 · pith_short_8: CYYT3M6T

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/CYYT3M6T2UNVSVN65SP2OYXIYS \
  | 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: 16313db3d3d51b5955beec9fa762e8c4acb5070ed1175082d28b369438684553

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a34140b908b213c0fafcdb0c558ece99f8c404bfb2812a42c866281b3aaf18c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2005-11-10T07:47:43Z",
    "title_canon_sha256": "db7f7939a241e78ca1f0a74986704c5e526e6a99244b0213fcb690fabc5e2101"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0511089",
    "kind": "arxiv",
    "version": 1
  }
}