Pith Number

pith:NID64OO5

pith:2010:NID64OO5NPKIBMF5KD2EGFQAYT

not attested not anchored not stored refs pending

Unevenly-sampled signals: a general formalism of the Lomb-Scargle periodogram

A. Biggs (ESO), INAF-OAT), Italy), P. Andreani (ESO, R. Vio (Chips Computer Consulting, Venice

arxiv:1006.2473 v1 · 2010-06-12 · astro-ph.CO · math-ph · math.MP · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NID64OO5NPKIBMF5KD2EGFQAYT}

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	2026-05-18T02:06:54.194621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a07ee39dd6bd480b0bd50f4431600c4da06f8442cd4786650f7f63e4ab013ae

Aliases

arxiv: 1006.2473 · arxiv_version: 1006.2473v1 · doi: 10.48550/arxiv.1006.2473 · pith_short_12: NID64OO5NPKI · pith_short_16: NID64OO5NPKIBMF5 · pith_short_8: NID64OO5

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/NID64OO5NPKIBMF5KD2EGFQAYT \
  | 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: 6a07ee39dd6bd480b0bd50f4431600c4da06f8442cd4786650f7f63e4ab013ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0660ed9222e08dafd384b4972c535934686ba4b02ffcb21be3ef42985b7caebf",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-06-12T16:52:00Z",
    "title_canon_sha256": "e47c7be37f3d7f485f3e30c7fa9a50814810493a1a27289e547136d79a345cc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.2473",
    "kind": "arxiv",
    "version": 1
  }
}