Pith Number

pith:RTVC4W3R

pith:2014:RTVC4W3RGJ5O52FD4OBMKO2CXK

not attested not anchored not stored refs pending

Two-step pulse observation for Raman-Ramsey coherent population trapping atomic clocks

Masatoshi Kajita, Shigeyoshi Goka, Yuichiro Yano

arxiv:1411.3779 v2 · 2014-11-14 · 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{RTVC4W3RGJ5O52FD4OBMKO2CXK}

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	2026-05-18T02:31:29.732009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cea2e5b71327aeee8a3e382c53b42bab52284908990fa7dce7190dfe127ad64

Aliases

arxiv: 1411.3779 · arxiv_version: 1411.3779v2 · doi: 10.48550/arxiv.1411.3779 · pith_short_12: RTVC4W3RGJ5O · pith_short_16: RTVC4W3RGJ5O52FD · pith_short_8: RTVC4W3R

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/RTVC4W3RGJ5O52FD4OBMKO2CXK \
  | 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: 8cea2e5b71327aeee8a3e382c53b42bab52284908990fa7dce7190dfe127ad64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2589a176242b660ec755efd5d194fea7218495e8ecc9b417d0e18f9d988f9fce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2014-11-14T02:45:54Z",
    "title_canon_sha256": "501198d759116bb9061305e0a83375fd4dec9c8a539d35aea4e84cded3b01d84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.3779",
    "kind": "arxiv",
    "version": 2
  }
}