Pith Number

pith:N5C4C53D

pith:2004:N5C4C53DCH2FUOATEMAV2LB4OQ

not attested not anchored not stored refs pending

The 2002 Outburst of the Black-Hole X-ray Binary 4U 1543-47: Optical and Infrared Light Curves

C.D. Bailyn, M.M. Buxton

arxiv:astro-ph/0408156 v1 · 2004-08-09 · 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{N5C4C53DCH2FUOATEMAV2LB4OQ}

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

Radio flares and X-ray hardening embedded in the long soft state of 4U 1543-475

Receipt and verification

First computed	2026-07-04T16:44:27.637196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f45c1776311f45a381323015d2c3c7437d58dcaa30ef03d135a2ae23fd00678

Aliases

arxiv: astro-ph/0408156 · arxiv_version: astro-ph/0408156v1 · doi: 10.48550/arxiv.astro-ph/0408156 · pith_short_12: N5C4C53DCH2F · pith_short_16: N5C4C53DCH2FUOAT · pith_short_8: N5C4C53D

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/N5C4C53DCH2FUOATEMAV2LB4OQ \
  | 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: 6f45c1776311f45a381323015d2c3c7437d58dcaa30ef03d135a2ae23fd00678

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fca67ce7d07d7235d109fbdd78d898775bee2430608a2d13e02db15c47cc7a00",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-08-09T15:50:01Z",
    "title_canon_sha256": "db1800c20c41600324555d6ab7cb57c20a73a74f227a6e7dfd45dcd428ddad7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0408156",
    "kind": "arxiv",
    "version": 1
  }
}