Pith Number

pith:3P45EYPC

pith:2021:3P45EYPCIF7AUFP47TQSZATH6G

not attested not anchored not stored refs pending

Pitfalls of periodograms: The non-stationarity bias in the analysis of quasi-periodic oscillations

Andrew R. Inglis, Daniela Huppenkothen, Moritz Huebner, Paul D. Lasky

arxiv:2108.07418 v1 · 2021-08-17 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3P45EYPCIF7AUFP47TQSZATH6G}

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	2026-07-05T04:09:36.343258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbf9d261e2417e0a15fcfce12c8267f18645c6bb4a7ed67edc3815e1f76e1160

Aliases

arxiv: 2108.07418 · arxiv_version: 2108.07418v1 · doi: 10.48550/arxiv.2108.07418 · pith_short_12: 3P45EYPCIF7A · pith_short_16: 3P45EYPCIF7AUFP4 · pith_short_8: 3P45EYPC

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/3P45EYPCIF7AUFP47TQSZATH6G \
  | 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: dbf9d261e2417e0a15fcfce12c8267f18645c6bb4a7ed67edc3815e1f76e1160

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec174c8f32c0d714b6a5b76ad237fca9b57e3a7ab77b6fb56f97bf592d69fffa",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-08-17T03:05:48Z",
    "title_canon_sha256": "7b79db80bee6bc1118d51b7c87ac5600fa4f508efeef63571de1b672653a00cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.07418",
    "kind": "arxiv",
    "version": 1
  }
}