Pith Number

pith:EO4IQY7S

pith:2017:EO4IQY7SYK2FVHKE4NMCN2ND6O

not attested not anchored not stored refs pending

The collisional frequency shift of a trapped-ion optical clock

Amar C. Vutha, Pierre Dub\'e, Tom Kirchner

arxiv:1705.10019 v3 · 2017-05-29 · 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{EO4IQY7SYK2FVHKE4NMCN2ND6O}

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	2026-05-18T00:36:15.290766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23b88863f2c2b45a9d44e35826e9a3f3a16d13418236182d6b2b71bd8817e0da

Aliases

arxiv: 1705.10019 · arxiv_version: 1705.10019v3 · doi: 10.48550/arxiv.1705.10019 · pith_short_12: EO4IQY7SYK2F · pith_short_16: EO4IQY7SYK2FVHKE · pith_short_8: EO4IQY7S

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/EO4IQY7SYK2FVHKE4NMCN2ND6O \
  | 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: 23b88863f2c2b45a9d44e35826e9a3f3a16d13418236182d6b2b71bd8817e0da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acb667f30a0151406e1ce61901f9df2dc199be2d92455b0d9eb8e5bee61f7184",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2017-05-29T02:16:28Z",
    "title_canon_sha256": "167f6eb7977b71c7f0a7ebd326b6571ffdcb897826345b46a7130b59200864e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10019",
    "kind": "arxiv",
    "version": 3
  }
}