Pith Number

pith:RCDPPYHO

pith:2003:RCDPPYHON7CKAQT3ELCUAKEH7O

not attested not anchored not stored refs pending

The high frequency power spectrum of Markarian 766

A. C. Fabian (IoA, Cambridge), S. Vaughan

arxiv:astro-ph/0301172 v1 · 2003-01-10 · 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{RCDPPYHON7CKAQT3ELCUAKEH7O}

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	2026-07-04T15:49:48.582168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8886f7e0ee6fc4a0427b22c5402887fba7ca8dd649843f333985c6c9428823e2

Aliases

arxiv: astro-ph/0301172 · arxiv_version: astro-ph/0301172v1 · doi: 10.48550/arxiv.astro-ph/0301172 · pith_short_12: RCDPPYHON7CK · pith_short_16: RCDPPYHON7CKAQT3 · pith_short_8: RCDPPYHO

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/RCDPPYHON7CKAQT3ELCUAKEH7O \
  | 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: 8886f7e0ee6fc4a0427b22c5402887fba7ca8dd649843f333985c6c9428823e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "806c2e14a5ee0f3510a4a31758a898f8f017073bf56ea907148ce725c903f03a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-01-10T15:48:34Z",
    "title_canon_sha256": "de480da8e864b7c73d634bf889c600c5e6c23e325c691987e069c7383cd1ac54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0301172",
    "kind": "arxiv",
    "version": 1
  }
}