Pith Number

pith:XSPP254Q

pith:2013:XSPP254QR34ICHDVT6GQOHVY7Y

not attested not anchored not stored refs pending

Measurement of the lowest millimetre-wave transition frequency of the CH radical

E. A. Hinds, M. R. Tarbutt, R. J. Hendricks, S. Truppe

arxiv:1309.3301 v1 · 2013-09-12 · 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{XSPP254QR34ICHDVT6GQOHVY7Y}

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	2026-05-18T01:47:42.440882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc9efd77908ef8811c759f8d071eb8fe0a970f98ff6ca51f554b74fa0584b1dc

Aliases

arxiv: 1309.3301 · arxiv_version: 1309.3301v1 · doi: 10.48550/arxiv.1309.3301 · pith_short_12: XSPP254QR34I · pith_short_16: XSPP254QR34ICHDV · pith_short_8: XSPP254Q

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/XSPP254QR34ICHDVT6GQOHVY7Y \
  | 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: bc9efd77908ef8811c759f8d071eb8fe0a970f98ff6ca51f554b74fa0584b1dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e98baaec277f18ec86f350a746206e839d5584f470f95b387b7aac988fee7ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-09-12T20:56:22Z",
    "title_canon_sha256": "d944cfce2d7e984b3abf762717b2017b342349af6e72e6ebe0de37f81990a146"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3301",
    "kind": "arxiv",
    "version": 1
  }
}