Pith Number

pith:JK5YKQOM

pith:2004:JK5YKQOM3AC3BEEO52ZINBDYUI

not attested not anchored not stored refs pending

Correlated X-ray and Optical Variability in V404 Cyg in Quiescence

A.K.H. Kong, B.A.C. Eves, C.A. Haswell, C. Zurita, E. Gallo, E.L. Robinson, J. Casares, M.R. Garcia, M. Rupen, P.A. Charles, R.I. Hynes, R.M. Wagner, R.P. Fender, T. Shahbaz

arxiv:astro-ph/0407405 v1 · 2004-07-19 · 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{JK5YKQOM3AC3BEEO52ZINBDYUI}

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

Radio-X-ray Time Lags in GX 339-4: Probing Magnetic Field Transport in Black Hole Accretion

Receipt and verification

First computed	2026-07-04T16:44:20.957964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4abb8541ccd805b0908eeeb2868478a22010ec8f0c4f4314bcb31cbc05d1922a

Aliases

arxiv: astro-ph/0407405 · arxiv_version: astro-ph/0407405v1 · doi: 10.48550/arxiv.astro-ph/0407405 · pith_short_12: JK5YKQOM3AC3 · pith_short_16: JK5YKQOM3AC3BEEO · pith_short_8: JK5YKQOM

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/JK5YKQOM3AC3BEEO52ZINBDYUI \
  | 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: 4abb8541ccd805b0908eeeb2868478a22010ec8f0c4f4314bcb31cbc05d1922a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f28e6346beffbe83447aacd500f94c4fe8ee80d1828604bd7fc383bc69a03f8f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-07-19T17:57:42Z",
    "title_canon_sha256": "87d527e119bcd3b26627143806381c538502e2ce1664ac889b5ce172a44e28a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0407405",
    "kind": "arxiv",
    "version": 1
  }
}