Pith Number

pith:DX2NHN6J

pith:2014:DX2NHN6JEO5I4RC5I7KOR5S5XV

not attested not anchored not stored refs pending

Frequency shifts in NIST Cs Primary Frequency Standards due To Transverse RF Field Gradients

Neil Ashby, Stephan Barlow, Steven Jefferts, Thomas Heavner

arxiv:1404.4101 v2 · 2014-04-15 · 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{DX2NHN6JEO5I4RC5I7KOR5S5XV}

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	2026-05-18T01:43:29.590846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1df4d3b7c923ba8e445d47d4e8f65dbd7fb2be6943e3918e2dcfb9ed1e7d60c5

Aliases

arxiv: 1404.4101 · arxiv_version: 1404.4101v2 · doi: 10.48550/arxiv.1404.4101 · pith_short_12: DX2NHN6JEO5I · pith_short_16: DX2NHN6JEO5I4RC5 · pith_short_8: DX2NHN6J

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/DX2NHN6JEO5I4RC5I7KOR5S5XV \
  | 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: 1df4d3b7c923ba8e445d47d4e8f65dbd7fb2be6943e3918e2dcfb9ed1e7d60c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b39c4edac73e3e7c334ab1bdf3eb12fce5f6682862b89f442c060457acdc4b2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2014-04-15T22:43:34Z",
    "title_canon_sha256": "63411e0f373327388160e0f3c15257e0e4c38fb3ac95e84480d66d066762ff42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4101",
    "kind": "arxiv",
    "version": 2
  }
}