Pith Number

pith:47QBFKVW

pith:2013:47QBFKVW3T7RILILJSGCMKXDWY

not attested not anchored not stored refs pending

Spin squeezing in a Rydberg lattice clock

E. M. Bridge, L. I. R. Gil, M. P. A. Jones, R. Mukherjee, T. Pohl

arxiv:1306.6240 v2 · 2013-06-26 · physics.atom-ph

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	2026-05-18T01:12:23.084819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7e012aab6dcff142d0b4c8c262ae3b617e2c2da659a73ae41011ed2ce75989f

Aliases

arxiv: 1306.6240 · arxiv_version: 1306.6240v2 · doi: 10.48550/arxiv.1306.6240 · pith_short_12: 47QBFKVW3T7R · pith_short_16: 47QBFKVW3T7RILIL · pith_short_8: 47QBFKVW

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/47QBFKVW3T7RILILJSGCMKXDWY \
  | 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: e7e012aab6dcff142d0b4c8c262ae3b617e2c2da659a73ae41011ed2ce75989f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2ac39093ac0ae3bce124554b73a7524bf83f188f267b79bfa16230353e27bd2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-06-26T13:42:47Z",
    "title_canon_sha256": "fdd0538dae4576caa096fac1478a346dbd04d578a4c216f010852b1686b91ce8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.6240",
    "kind": "arxiv",
    "version": 2
  }
}