Pith Number

pith:IP75Q6CH

pith:2017:IP75Q6CHSQHZQQ5CJ3GLHMK4I5

not attested not anchored not stored refs pending

Subpicosecond $X$ rotations of atomic clock states

Han-gyeol Lee, Hanlae Jo, Hyosub Kim, Jaewook Ahn, Yunheung Song

arxiv:1706.10021 v2 · 2017-06-30 · 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{IP75Q6CHSQHZQQ5CJ3GLHMK4I5}

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	2026-05-18T00:15:21.786489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43ffd87847940f9843a24eccb3b15c47688e9d88dbce8078d2c6dd991c06e9c1

Aliases

arxiv: 1706.10021 · arxiv_version: 1706.10021v2 · doi: 10.48550/arxiv.1706.10021 · pith_short_12: IP75Q6CHSQHZ · pith_short_16: IP75Q6CHSQHZQQ5C · pith_short_8: IP75Q6CH

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/IP75Q6CHSQHZQQ5CJ3GLHMK4I5 \
  | 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: 43ffd87847940f9843a24eccb3b15c47688e9d88dbce8078d2c6dd991c06e9c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1507ca2fd54af7922853b2139f3a536bf1aa912a916ebd947a67bb1922c4ffd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2017-06-30T04:54:12Z",
    "title_canon_sha256": "f531f4d0373d40667f04ee90a2e2d5e38602eafc19e9927cc5fb43449324a665"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.10021",
    "kind": "arxiv",
    "version": 2
  }
}