Pith Number

pith:BYMWVHGT

pith:2015:BYMWVHGTAQBEJONDI5IMQDR46J

not attested not anchored not stored refs pending

Atomic fountains and optical clocks at SYRTE: status and perspectives

B. Chupin, D. Rovera, J. Gu\'ena, J. Lodewyck, L. De Sarlo, M. Abgrall, M. Lours, Ph. Laurent, P. Rosenbusch, R. Le Targat, S. Bize, Y. Le Coq

arxiv:1507.04623 v1 · 2015-07-16 · physics.atom-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T01:36:27.171992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e196a9cd3040244b9a34750c80e3cf2433e70a8680102c255dabe01b66feabc

Aliases

arxiv: 1507.04623 · arxiv_version: 1507.04623v1 · doi: 10.48550/arxiv.1507.04623 · pith_short_12: BYMWVHGTAQBE · pith_short_16: BYMWVHGTAQBEJOND · pith_short_8: BYMWVHGT

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/BYMWVHGTAQBEJONDI5IMQDR46J \
  | 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: 0e196a9cd3040244b9a34750c80e3cf2433e70a8680102c255dabe01b66feabc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6b7c54b7ab351a102bcbc53fc3c1239f9baa6c789a28c4fb99c21ecc0d981b5",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2015-07-16T15:33:22Z",
    "title_canon_sha256": "c8451bf100abc49301260237ffaa43d470cf88199c6563099035c5b6d1bb600d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04623",
    "kind": "arxiv",
    "version": 1
  }
}