Pith Number

pith:SLNO2GGT

pith:2010:SLNO2GGTYC5HNCJI3R4BHMPG5E

not attested not anchored not stored refs pending

On the nature of the Cygnus X-2 like Z-track sources

2), 2) ((1) University of Birmingham, A. Gibiec (2), M. Balucinska-Church (1, M. J. Church (1, N. K. Jackson (1), Poland), UK; (2) Jagiellonian University

arxiv:1001.1854 v1 · 2010-01-12 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SLNO2GGTYC5HNCJI3R4BHMPG5E}

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	2026-05-18T02:10:02.683358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92daed18d3c0ba768928dc7813b1e6e93bd7c181664531bb9a385f817b97d7b9

Aliases

arxiv: 1001.1854 · arxiv_version: 1001.1854v1 · doi: 10.48550/arxiv.1001.1854 · pith_short_12: SLNO2GGTYC5H · pith_short_16: SLNO2GGTYC5HNCJI · pith_short_8: SLNO2GGT

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/SLNO2GGTYC5HNCJI3R4BHMPG5E \
  | 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: 92daed18d3c0ba768928dc7813b1e6e93bd7c181664531bb9a385f817b97d7b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae1cdd8f14f545cf60e43a2e2b1eed8ce946e13b97a19991971a18dddc384b45",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-01-12T19:21:54Z",
    "title_canon_sha256": "7112876b9c1f79bf3fc9331edf8a1633b7d06fba138132f16eb9df42e8c90ca5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.1854",
    "kind": "arxiv",
    "version": 1
  }
}