Pith Number

pith:CTOJDVK5

pith:2025:CTOJDVK524SOQW3WACEPD7TJ4E

not attested not anchored not stored refs pending

Cs microcell optical reference at 459 nm with short-term frequency stability below 2 $\times$ 10$^{-13}$

A. Mursa, C. M. Rivera-Aguilar, E. Klinger, N. Passilly, Q. Tanguy, R. Boudot

arxiv:2501.18422 v1 · 2025-01-30 · physics.atom-ph · physics.app-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{CTOJDVK524SOQW3WACEPD7TJ4E}

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	2026-07-05T10:07:33.973442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14dc91d55dd724e85b760088f1fe69e1158a37473e4190fcc8e35d5dc0db5a13

Aliases

arxiv: 2501.18422 · arxiv_version: 2501.18422v1 · doi: 10.48550/arxiv.2501.18422 · pith_short_12: CTOJDVK524SO · pith_short_16: CTOJDVK524SOQW3W · pith_short_8: CTOJDVK5

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/CTOJDVK524SOQW3WACEPD7TJ4E \
  | 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: 14dc91d55dd724e85b760088f1fe69e1158a37473e4190fcc8e35d5dc0db5a13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1d840340d4990587df9fe02717fe5976c04ecd726e518a6a94614ee5529d019",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2025-01-30T15:23:30Z",
    "title_canon_sha256": "a7c88fb63538cad4d7720e852cee4e96752800d89010fe1e2eebaf1259a4065d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18422",
    "kind": "arxiv",
    "version": 1
  }
}