Pith Number

pith:6FNR5F5J

pith:2002:6FNR5F5JZ4TP5DXUD2PNYBP7JN

not attested not anchored not stored refs pending

A BeppoSAX Observation of KS 1731-260 in its Quiescent State: Constraints on the NS Magnetic Field

F. Fiore, G. Gennaro, L. Burderi, L. Stella, M. Burgay, M. Mendez, M. T. Menna, M. van der Klis, N.R. Robba, R. Iaria, S. Campana, S. Rebecchi, T. Di Salvo

arxiv:astro-ph/0201175 v2 · 2002-01-11 · 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{6FNR5F5JZ4TP5DXUD2PNYBP7JN}

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	2026-07-04T16:29:14.464167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f15b1e97a9cf26fe8ef41e9edc05ff4b48f0e93aa7b5940a4a9f27cda2b07039

Aliases

arxiv: astro-ph/0201175 · arxiv_version: astro-ph/0201175v2 · doi: 10.48550/arxiv.astro-ph/0201175 · pith_short_12: 6FNR5F5JZ4TP · pith_short_16: 6FNR5F5JZ4TP5DXU · pith_short_8: 6FNR5F5J

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/6FNR5F5JZ4TP5DXUD2PNYBP7JN \
  | 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: f15b1e97a9cf26fe8ef41e9edc05ff4b48f0e93aa7b5940a4a9f27cda2b07039

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "950287c6f377630fea2dd35ad9ded4d9bb5fe7d9299ab9b27d563d443c7d36aa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-01-11T16:37:49Z",
    "title_canon_sha256": "684063d41fb4d187fb1ba07cef6853f48aeffd90e71254701e8812741018a736"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0201175",
    "kind": "arxiv",
    "version": 2
  }
}