Pith Number

pith:MNS7T7YQ

pith:1995:MNS7T7YQRB7WUTEUJRDGVPCO4G

not attested not anchored not stored refs pending

Identification of the soft X-ray excess in Cygnus X-1 with disc emission

G. Hasinger, M. Balucinska-Church, M. J. Church, T. Belloni

arxiv:astro-ph/9509020 v1 · 1995-09-05 · 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{MNS7T7YQRB7WUTEUJRDGVPCO4G}

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

Model dependence of XRISM black-hole spin constraints in Cyg X-1

Receipt and verification

First computed	2026-07-04T14:14:36.526458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6365f9ff10887f6a4c944c466abc4ee1bdd0f5f4dc52c2311ff0347c43ded9fd

Aliases

arxiv: astro-ph/9509020 · arxiv_version: astro-ph/9509020v1 · doi: 10.48550/arxiv.astro-ph/9509020 · pith_short_12: MNS7T7YQRB7W · pith_short_16: MNS7T7YQRB7WUTEU · pith_short_8: MNS7T7YQ

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/MNS7T7YQRB7WUTEUJRDGVPCO4G \
  | 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: 6365f9ff10887f6a4c944c466abc4ee1bdd0f5f4dc52c2311ff0347c43ded9fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfc452caf573843bead078a56fa14664135bc53e1119945d55ab3864c307bd8e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-09-05T11:32:21Z",
    "title_canon_sha256": "50f4646c7704e0dbdbd7f69327ca20fcd36c020a462d1e3ee6a8abaf71b9699b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9509020",
    "kind": "arxiv",
    "version": 1
  }
}