Pith Number

pith:YCPP2BSA

pith:2012:YCPP2BSAML2X5U7IDYQOWMJYGP

not attested not anchored not stored refs pending

On the nature of high X-ray luminosities in SDSS galaxies

A. D. Goulding, D. M. Alexander, F. E. Jackson, J. L. Wardlow, J. M. Gelbord, M. G. Watson, M. J. Ward, T. P. Roberts

arxiv:1201.3236 v1 · 2012-01-16 · 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{YCPP2BSAML2X5U7IDYQOWMJYGP}

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	2026-05-18T01:58:48.840137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c09efd064062f57ed3e81e20eb313833e23666ee4120046c04e7cdceb391ccb6

Aliases

arxiv: 1201.3236 · arxiv_version: 1201.3236v1 · doi: 10.48550/arxiv.1201.3236 · pith_short_12: YCPP2BSAML2X · pith_short_16: YCPP2BSAML2X5U7I · pith_short_8: YCPP2BSA

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/YCPP2BSAML2X5U7IDYQOWMJYGP \
  | 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: c09efd064062f57ed3e81e20eb313833e23666ee4120046c04e7cdceb391ccb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5a8e07e7bd41a0e942ccb31717de937b4bd407254790775c9a351fbd8a80032",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-01-16T12:35:56Z",
    "title_canon_sha256": "79dce44d037f4d8c0bcb1946c6c83d79a162da359550ac00ac36ec9e15af207b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3236",
    "kind": "arxiv",
    "version": 1
  }
}