Pith Number

pith:UFWD6Y6M

pith:2011:UFWD6Y6M6L2V52UDENFJWWYN5Z

not attested not anchored not stored refs pending

Atomic clocks with suppressed blackbody radiation shift

A. V. Taichenachev, Chr. Tamm, E. Peik, F. Riehle, M. V. Okhapkin, N. Huntemann, S. N. Bagayev, T. E. Mehlstaubler, V. I. Yudin

arxiv:1103.0760 v2 · 2011-03-03 · physics.atom-ph · physics.optics · quant-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{UFWD6Y6M6L2V52UDENFJWWYN5Z}

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	2026-05-18T02:32:31.290888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a16c3f63ccf2f55eea83234a9b5b0dee7ae76bb79a553cce084930f34bf6cf88

Aliases

arxiv: 1103.0760 · arxiv_version: 1103.0760v2 · doi: 10.48550/arxiv.1103.0760 · pith_short_12: UFWD6Y6M6L2V · pith_short_16: UFWD6Y6M6L2V52UD · pith_short_8: UFWD6Y6M

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/UFWD6Y6M6L2V52UDENFJWWYN5Z \
  | 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: a16c3f63ccf2f55eea83234a9b5b0dee7ae76bb79a553cce084930f34bf6cf88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5aa395ca6ce5f62de4a25e9b12004fcfc4229333a255620e46ee9df8cdccffc",
    "cross_cats_sorted": [
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2011-03-03T19:20:56Z",
    "title_canon_sha256": "da97cf1fd9065f7404cac852ffe7a60fab41585051f007a1906cfec2ea3755ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0760",
    "kind": "arxiv",
    "version": 2
  }
}