Pith Number

pith:4UHBCRKR

pith:2016:4UHBCRKR2PSAAZSNSXGAIYH3VA

not attested not anchored not stored refs pending

Optical Stabilization of a Microwave Oscillator for Fountain Clock Interrogation

Burghard Lipphardt, Stefan Weyers, Vladislav Gerginov

arxiv:1609.05718 v2 · 2016-09-19 · 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{4UHBCRKR2PSAAZSNSXGAIYH3VA}

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	2026-05-18T00:02:50.101081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e50e114551d3e400664d95cc0460fba835fc300f83e3199cb69ebaaea55180c8

Aliases

arxiv: 1609.05718 · arxiv_version: 1609.05718v2 · doi: 10.48550/arxiv.1609.05718 · pith_short_12: 4UHBCRKR2PSA · pith_short_16: 4UHBCRKR2PSAAZSN · pith_short_8: 4UHBCRKR

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/4UHBCRKR2PSAAZSNSXGAIYH3VA \
  | 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: e50e114551d3e400664d95cc0460fba835fc300f83e3199cb69ebaaea55180c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ca068325fff88d983cdca71a7d69eb8cad8dd342f63c0fccd1d5a34a9bb6bf2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2016-09-19T13:30:14Z",
    "title_canon_sha256": "cbd35f4f40949b81164a179280c053466e066e84d242be44bc2b195bc4bc84bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.05718",
    "kind": "arxiv",
    "version": 2
  }
}