Pith Number

pith:XAL5XSAS

pith:2011:XAL5XSASRJSA3SARBP4V4WD6GE

not attested not anchored not stored refs pending

Atomic clock with nuclear transition: current status in TU Wien

G. A. Kazakov, G. Steinhauser, G. Winkler, J. H. Sterba, M. Schreitl, T. Schumm

arxiv:1110.0741 v2 · 2011-10-04 · 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	2026-05-18T03:27:52.461227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b817dbc8128a640dc8110bf95e587e3110f4fc3040849099dd4c9238f54857e1

Aliases

arxiv: 1110.0741 · arxiv_version: 1110.0741v2 · doi: 10.48550/arxiv.1110.0741 · pith_short_12: XAL5XSASRJSA · pith_short_16: XAL5XSASRJSA3SAR · pith_short_8: XAL5XSAS

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/XAL5XSASRJSA3SARBP4V4WD6GE \
  | 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: b817dbc8128a640dc8110bf95e587e3110f4fc3040849099dd4c9238f54857e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0e0f01bd966331d15e6fc7c8eb846b8a625c4953ea4600edf6627acad389569",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2011-10-04T16:18:05Z",
    "title_canon_sha256": "ba848a682624cc121c4ba8be0cc8c7b3b7d5fd1b03e574cbd6d966207a8e1330"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.0741",
    "kind": "arxiv",
    "version": 2
  }
}