Pith Number

pith:5G6SYN74

pith:2001:5G6SYN74CIQZ3GONNVLO7BYRID

not attested not anchored not stored refs pending

On The Low Frequency Quasi Periodic Oscillations of X-ray Sources

C.M. Zhang

arxiv:astro-ph/0111435 v3 · 2001-11-22 · 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{5G6SYN74CIQZ3GONNVLO7BYRID}

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	2026-05-18T01:07:45.262721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9bd2c37fc12219d99cd6d56ef871140ffacfb9e5f91e9d80a7c6fb780d7c3ed

Aliases

arxiv: astro-ph/0111435 · arxiv_version: astro-ph/0111435v3 · doi: 10.48550/arxiv.astro-ph/0111435 · pith_short_12: 5G6SYN74CIQZ · pith_short_16: 5G6SYN74CIQZ3GON · pith_short_8: 5G6SYN74

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/5G6SYN74CIQZ3GONNVLO7BYRID \
  | 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: e9bd2c37fc12219d99cd6d56ef871140ffacfb9e5f91e9d80a7c6fb780d7c3ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "740255fb985722541d4f084bb027b169030ea5c59900ea955081cc8b9ecfcddf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-11-22T07:05:38Z",
    "title_canon_sha256": "87c6af049a2f3d76dca3d720ff331128f6d83e4800763f2296c4e1fefd9692f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0111435",
    "kind": "arxiv",
    "version": 3
  }
}