Pith Number

pith:AHV7FU34

pith:2005:AHV7FU34YI3ZCTDWFUC7VTDQJJ

not attested not anchored not stored refs pending

How To Distinguish Neutron Star and Black Hole X-ray Binaries? Spectral index and Quasi-Periodic Oscillation Frequency Correlation

Lev Titarchuk (GMU/NRL/GSFC), Nickolai Shaposhnikov (GSFC/USRA)

arxiv:astro-ph/0503081 v1 · 2005-03-03 · 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{AHV7FU34YI3ZCTDWFUC7VTDQJJ}

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

1 paper in Pith

Epicyclic oscillations and accretion disk around a special Buchdahl-inspired spacetime

Receipt and verification

First computed	2026-07-04T16:50:56.083041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01ebf2d37cc237914c762d05facc704a5dd8138d71a247905b2390b62a02eeca

Aliases

arxiv: astro-ph/0503081 · arxiv_version: astro-ph/0503081v1 · doi: 10.48550/arxiv.astro-ph/0503081 · pith_short_12: AHV7FU34YI3Z · pith_short_16: AHV7FU34YI3ZCTDW · pith_short_8: AHV7FU34

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/AHV7FU34YI3ZCTDWFUC7VTDQJJ \
  | 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: 01ebf2d37cc237914c762d05facc704a5dd8138d71a247905b2390b62a02eeca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb355832ccfcdcf03fa538ea32a63dd7c49be825212d1541805b50a4d513ecfa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-03-03T17:05:56Z",
    "title_canon_sha256": "bb0e0b0e5c666a88428d4d8feddd28945078fd80990a3469e35bac8fc1c2294f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0503081",
    "kind": "arxiv",
    "version": 1
  }
}