Pith Number

pith:MN2U5NKU

pith:2003:MN2U5NKU2OHJ74DNX4KCR3RRQY

not attested not anchored not stored refs pending

Coupling Between Periodic and Aperiodic Variability in SAX J1808.4-3658

L. Burderi, L. Stella, M. T. Menna, M. van der Klis, N. Robba

arxiv:astro-ph/0303606 v1 · 2003-03-27 · 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{MN2U5NKU2OHJ74DNX4KCR3RRQY}

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	2026-07-04T16:36:45.237650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63754eb554d38e9ff06dbf1428ee31860b20d4f1a803a16c58141dca98100857

Aliases

arxiv: astro-ph/0303606 · arxiv_version: astro-ph/0303606v1 · doi: 10.48550/arxiv.astro-ph/0303606 · pith_short_12: MN2U5NKU2OHJ · pith_short_16: MN2U5NKU2OHJ74DN · pith_short_8: MN2U5NKU

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/MN2U5NKU2OHJ74DNX4KCR3RRQY \
  | 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: 63754eb554d38e9ff06dbf1428ee31860b20d4f1a803a16c58141dca98100857

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcf9a5a905fe38eeaa876e7e1873f37e54106b572596b2c3e3b29b7ea9c49869",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-03-27T15:42:21Z",
    "title_canon_sha256": "86aad895ac480135c6bb44b626337169e54fa3631c5faac6a6facf6c1e5247ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0303606",
    "kind": "arxiv",
    "version": 1
  }
}