Pith Number

pith:QSFV6AOL

pith:2017:QSFV6AOLJKNVJXNXLNNOOVUGAR

not attested not anchored not stored refs pending

Frequency measurement of the clock transition of an indium ion sympathetically-cooled in a linear trap

Kazuhiro Hayasaka, Kensuke Matsubara, Nozomi Ohtsubo, Tetsuya Ido, Ying Li

arxiv:1703.02717 v2 · 2017-03-08 · 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{QSFV6AOLJKNVJXNXLNNOOVUGAR}

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	2026-05-18T00:42:58.104716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

848b5f01cb4a9b54ddb75b5ae75686044440f970d4ff41b1a96c3503ee5cc100

Aliases

arxiv: 1703.02717 · arxiv_version: 1703.02717v2 · doi: 10.48550/arxiv.1703.02717 · pith_short_12: QSFV6AOLJKNV · pith_short_16: QSFV6AOLJKNVJXNX · pith_short_8: QSFV6AOL

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/QSFV6AOLJKNVJXNXLNNOOVUGAR \
  | 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: 848b5f01cb4a9b54ddb75b5ae75686044440f970d4ff41b1a96c3503ee5cc100

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f556df22893f14b052a1651d746bddd2b05e280fd1e496eb578159746b82cd23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2017-03-08T06:00:59Z",
    "title_canon_sha256": "2df99d9e54db09b459b575c4bed31d81f5c52ab8676c2d503f079603586ba777"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.02717",
    "kind": "arxiv",
    "version": 2
  }
}