Pith Number

pith:XG2HZ5O7

pith:2010:XG2HZ5O7QU5UQ4ROFEVB7KGTAE

not attested not anchored not stored refs pending

Observations of the quiescent X-ray transients GRS 1124-684 (=GU Mus) and Cen X-4 (=V822 Cen) taken with ULTRACAM on the VLT

C. Zurita, J. Casares, P.A. Charles, T.R. Marsh, T. Shahbaz, V.S. Dhillon

arxiv:1001.0537 v1 · 2010-01-04 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XG2HZ5O7QU5UQ4ROFEVB7KGTAE}

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	2026-05-18T02:10:05.291333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9b47cf5df853b48722e292a1fa8d3011706a6ebc7564bc8ff55d1ebd1dc2eb8

Aliases

arxiv: 1001.0537 · arxiv_version: 1001.0537v1 · doi: 10.48550/arxiv.1001.0537 · pith_short_12: XG2HZ5O7QU5U · pith_short_16: XG2HZ5O7QU5UQ4RO · pith_short_8: XG2HZ5O7

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/XG2HZ5O7QU5UQ4ROFEVB7KGTAE \
  | 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: b9b47cf5df853b48722e292a1fa8d3011706a6ebc7564bc8ff55d1ebd1dc2eb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48425165cd748e6f7bd894e86141bd6ce7a0a402fcf7081a81035115fe6585fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-01-04T15:48:53Z",
    "title_canon_sha256": "6cb4720ecee3d9cc2128a3102ebe09a11f011ecfcf46eefd06541ebfaa0ced63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0537",
    "kind": "arxiv",
    "version": 1
  }
}