Pith Number

pith:D7JETLF6

pith:1998:D7JETLF6LZGV6MDHFZRYG4FD3J

not attested not anchored not stored refs pending

Variable Stars: which Nyquist Frequency ?

L. Eyer, P. Bartholdi

arxiv:astro-ph/9808176 v1 · 1998-08-18 · astro-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{D7JETLF6LZGV6MDHFZRYG4FD3J}

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

2 papers in Pith

Oscillating Imprints of Dark Matter in Mesons Decays

Ultralight dark matter detection with trapped-ion interferometry

Receipt and verification

First computed	2026-07-04T16:06:56.276710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fd249acbe5e4d5f30672e638370a3da58b9773e1a260faa3cf9111ce0b69ac4

Aliases

arxiv: astro-ph/9808176 · arxiv_version: astro-ph/9808176v1 · doi: 10.48550/arxiv.astro-ph/9808176 · pith_short_12: D7JETLF6LZGV · pith_short_16: D7JETLF6LZGV6MDH · pith_short_8: D7JETLF6

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/D7JETLF6LZGV6MDHFZRYG4FD3J \
  | 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: 1fd249acbe5e4d5f30672e638370a3da58b9773e1a260faa3cf9111ce0b69ac4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3c0e3965b521990ebd89ba7dc37e2825f5e318ef1cf4a812eccfdd581be2ed2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-08-18T08:09:14Z",
    "title_canon_sha256": "e1612f214fd01b50bb38410e8d5a5e42bd910a21575d0b30f5a517138896b179"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9808176",
    "kind": "arxiv",
    "version": 1
  }
}