Pith Number

pith:WYRWQH6K

pith:2015:WYRWQH6KPZ3MW4HXFZZRRH7ICC

not attested not anchored not stored refs pending

Highly charged ions for atomic clocks and search for variation of the fine structure constant

V. A. Dzuba, V. V. Flambaum

arxiv:1502.01096 v1 · 2015-02-04 · 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{WYRWQH6KPZ3MW4HXFZZRRH7ICC}

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	2026-05-18T01:41:04.969821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b623681fca7e76cb70f72e73189fe810921339c43baa22f15d7c9242c5b10127

Aliases

arxiv: 1502.01096 · arxiv_version: 1502.01096v1 · doi: 10.48550/arxiv.1502.01096 · pith_short_12: WYRWQH6KPZ3M · pith_short_16: WYRWQH6KPZ3MW4HX · pith_short_8: WYRWQH6K

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/WYRWQH6KPZ3MW4HXFZZRRH7ICC \
  | 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: b623681fca7e76cb70f72e73189fe810921339c43baa22f15d7c9242c5b10127

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf040521553e85fffc39a9c1be4bfca4990b55422468893146ccd99674f84751",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2015-02-04T05:33:46Z",
    "title_canon_sha256": "085241b48aa18f0768e4217cbf57cc474d97842091d41855d701ba0b0fd83d8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01096",
    "kind": "arxiv",
    "version": 1
  }
}