Pith Number

pith:572GWPHR

pith:2001:572GWPHRUFJJDQOT2H2QOY6BPU

not attested not anchored not stored refs pending

Optical studies of two LMC X-ray transients : RX J0544.1-7100 and RX J0520.5-6932

D.A.H. Buckley (SAAO), I. Negueruela (Observatoire de Strasbourg), M.J. Coe (Southampton University), N.J. Haigh (Southampton University), S.G.T. Laycock (Southampton University)

arxiv:astro-ph/0101192 v1 · 2001-01-11 · 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{572GWPHRUFJJDQOT2H2QOY6BPU}

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	2026-07-04T16:22:33.945305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eff46b3cf1a15291c1d3d1f50763c17d32441b427346122577750412a775f8ba

Aliases

arxiv: astro-ph/0101192 · arxiv_version: astro-ph/0101192v1 · doi: 10.48550/arxiv.astro-ph/0101192 · pith_short_12: 572GWPHRUFJJ · pith_short_16: 572GWPHRUFJJDQOT · pith_short_8: 572GWPHR

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/572GWPHRUFJJDQOT2H2QOY6BPU \
  | 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: eff46b3cf1a15291c1d3d1f50763c17d32441b427346122577750412a775f8ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ea08d5df9d391d2065c135ade6e8179ab537f646d877953b740e6391d5281a5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-01-11T16:57:28Z",
    "title_canon_sha256": "3b86c6a04310d004ceb71b5126491bc7f2d8f04eb0d753a5ad5f7076ffe7d536"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0101192",
    "kind": "arxiv",
    "version": 1
  }
}