Pith Number

pith:LSLIO32N

pith:2009:LSLIO32NUK62YRFJLPCNKROYQW

not attested not anchored not stored refs pending

XID II: Statistical Cross-Association of ROSAT Bright Source Catalog X-ray Sources with 2MASS Point Source Catalog Near-Infrared Sources

Christian Bernt Haakonsen, Robert E. Rutledge

arxiv:0910.3229 v1 · 2009-10-16 · astro-ph.HE · 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{LSLIO32NUK62YRFJLPCNKROYQW}

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	2026-05-18T02:34:18.508047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c96876f4da2bdac44a95bc4d545d885a0f563eab0c588f712a3542b809f829a

Aliases

arxiv: 0910.3229 · arxiv_version: 0910.3229v1 · doi: 10.48550/arxiv.0910.3229 · pith_short_12: LSLIO32NUK62 · pith_short_16: LSLIO32NUK62YRFJ · pith_short_8: LSLIO32N

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/LSLIO32NUK62YRFJLPCNKROYQW \
  | 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: 5c96876f4da2bdac44a95bc4d545d885a0f563eab0c588f712a3542b809f829a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e40189934264e31123b995190b04dff49f0730f16ca01f6800e39e8b010fb53f",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-10-16T21:17:15Z",
    "title_canon_sha256": "c519324acb51cca5df2c2d49581a4300a048f96c73bccfa6b69229ed46f8a0c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3229",
    "kind": "arxiv",
    "version": 1
  }
}