Pith Number

pith:G4PQPJZ6

pith:2015:G4PQPJZ6M2ZREY4NQZXL6XBKMS

not attested not anchored not stored refs pending

Accurate determination of the Boltzmann constant by Doppler spectroscopy: Towards a new definition of the kelvin

Beno\^it Darqui\'e (LPL), Christian Chardonnet (LPL), Christian J. Bord\'e (LPL), Christophe Daussy (LPL), Cyril Lemarchand (LPL), Meriam Triki (LPL), Papa Lat Tabara Sow (LPL), Sean Tokunaga (LPL), Sinda Mejri (LPL)

arxiv:1506.06464 v1 · 2015-06-22 · 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{G4PQPJZ6M2ZREY4NQZXL6XBKMS}

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	2026-05-18T01:41:45.148743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

371f07a73e66b312638d866ebf5c2a64b1c3767f4c52bc30a5cce1dc23b40cd7

Aliases

arxiv: 1506.06464 · arxiv_version: 1506.06464v1 · doi: 10.48550/arxiv.1506.06464 · pith_short_12: G4PQPJZ6M2ZR · pith_short_16: G4PQPJZ6M2ZREY4N · pith_short_8: G4PQPJZ6

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/G4PQPJZ6M2ZREY4NQZXL6XBKMS \
  | 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: 371f07a73e66b312638d866ebf5c2a64b1c3767f4c52bc30a5cce1dc23b40cd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b62a2fd73b608d23432bcd251f4480f21aaab781d2d10455e52e1676811ed56c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2015-06-22T04:38:48Z",
    "title_canon_sha256": "99bcce27095c4934e43413e7d108c2948c92434355ef57a262d038e539bece80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.06464",
    "kind": "arxiv",
    "version": 1
  }
}