Pith Number

pith:XUWBSS2A

pith:2017:XUWBSS2AVHDJBYDGB7X5V5GF3D

not attested not anchored not stored refs pending

A high-performance Raman-Ramsey Cs vapor cell atomic clock

Emeric de Clercq, Gr\'egoire Coget, Moustafa Abdel Hafiz, Peter Yun, Rodolphe Boudot, St\'ephane Gu\'erandel

arxiv:1703.04720 v1 · 2017-03-14 · 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{XUWBSS2AVHDJBYDGB7X5V5GF3D}

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	2026-05-18T00:47:00.692923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd2c194b40a9c690e0660fefdaf4c5d8e80ba34728cbb403202007bb64b79de0

Aliases

arxiv: 1703.04720 · arxiv_version: 1703.04720v1 · doi: 10.48550/arxiv.1703.04720 · pith_short_12: XUWBSS2AVHDJ · pith_short_16: XUWBSS2AVHDJBYDG · pith_short_8: XUWBSS2A

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/XUWBSS2AVHDJBYDGB7X5V5GF3D \
  | 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: bd2c194b40a9c690e0660fefdaf4c5d8e80ba34728cbb403202007bb64b79de0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa73c8384fbe4c86f7c0340dd3b2b0861466b5e0190d037b62f284f5ef8a88d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2017-03-14T20:54:50Z",
    "title_canon_sha256": "a2191685987e18b52f9e91046c9c4e7413f8d6a887aaab2fce465bd45f7609ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.04720",
    "kind": "arxiv",
    "version": 1
  }
}