Pith Number

pith:VLWEPXG6

pith:2016:VLWEPXG6EBI5F6SJ2BJWJLB2FZ

not attested not anchored not stored refs pending

Improvement in medium-long term frequency stability of integrating sphere cold atom clock

Huadong Cheng, Jinyin Wan, Liang Liu, Ling Xiao, Peng Liu, Xiumei Wang, Yaning Wang, Yanling Meng

arxiv:1603.01001 v1 · 2016-03-03 · 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{VLWEPXG6EBI5F6SJ2BJWJLB2FZ}

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	2026-05-18T01:11:48.436902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aaec47dcde2051d2fa49d05364ac3a2e49243de5eb2325c572e1e1a59caddb8a

Aliases

arxiv: 1603.01001 · arxiv_version: 1603.01001v1 · doi: 10.48550/arxiv.1603.01001 · pith_short_12: VLWEPXG6EBI5 · pith_short_16: VLWEPXG6EBI5F6SJ · pith_short_8: VLWEPXG6

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/VLWEPXG6EBI5F6SJ2BJWJLB2FZ \
  | 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: aaec47dcde2051d2fa49d05364ac3a2e49243de5eb2325c572e1e1a59caddb8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19213e1dfabcc896a439cc966a0d3aaa37949aa4159786666b0352038a5b486c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2016-03-03T07:38:00Z",
    "title_canon_sha256": "fb54997196e71dffab51f558c5c4d7de12ea1e5d8604993834e16ac0e786e761"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.01001",
    "kind": "arxiv",
    "version": 1
  }
}