Pith Number

pith:6NZRNZXQ

pith:2021:6NZRNZXQFODYWT6FMTYDWSJI7N

not attested not anchored not stored refs pending

Falling Atoms

Neil Ashby

arxiv:2111.08114 v1 · 2021-11-15 · physics.atom-ph · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6NZRNZXQFODYWT6FMTYDWSJI7N}

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.

Cited by

1 paper in Pith

Absolute frequency measurement of the $^{176}$Lu$^+\,(^{3}\mathrm{D}_1)$ standard against the NRC-FCs2 fountain with $2.6\times10^{-16}$ uncertainty

Receipt and verification

First computed	2026-07-05T03:32:29.644544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f37316e6f02b878b4fc564f03b4928fb7e20a4cf282a8d079e4c59cf2eb4d1f3

Aliases

arxiv: 2111.08114 · arxiv_version: 2111.08114v1 · doi: 10.48550/arxiv.2111.08114 · pith_short_12: 6NZRNZXQFODY · pith_short_16: 6NZRNZXQFODYWT6F · pith_short_8: 6NZRNZXQ

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/6NZRNZXQFODYWT6FMTYDWSJI7N \
  | 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: f37316e6f02b878b4fc564f03b4928fb7e20a4cf282a8d079e4c59cf2eb4d1f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "313f1a79b0a8da369da1a201ee3a106f6600ca536314c139ac216d8f1278bdbd",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2021-11-15T22:31:31Z",
    "title_canon_sha256": "a3194b03ecd16b8b2bee0e190b72e43e5d7a1c11387205f6ca60cde85547ea1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.08114",
    "kind": "arxiv",
    "version": 1
  }
}