Pith Number

pith:62FOXLFN

pith:2009:62FOXLFN2ITBMPEDLYK6SICBDB

not attested not anchored not stored refs pending

The XMM-Newton Wide Angle Survey (XWAS): the X-ray spectrum of type-1 AGN

A. Corral, A. Schwope, F.J. Carrera, J.A. Tedds, J. Ebrero, M.G. Watson, M.J. Page, M. Krumpe, M.T. Ceballos, S. Mateos

arxiv:0912.2965 v1 · 2009-12-15 · astro-ph.CO · 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{62FOXLFN2ITBMPEDLYK6SICBDB}

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	2026-05-18T02:10:23.335355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f68aebacadd226163c835e15e9204118409931725132c3a11159c5ce94b02e78

Aliases

arxiv: 0912.2965 · arxiv_version: 0912.2965v1 · doi: 10.48550/arxiv.0912.2965 · pith_short_12: 62FOXLFN2ITB · pith_short_16: 62FOXLFN2ITBMPED · pith_short_8: 62FOXLFN

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/62FOXLFN2ITBMPEDLYK6SICBDB \
  | 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: f68aebacadd226163c835e15e9204118409931725132c3a11159c5ce94b02e78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87aa66a9ad32985f0d85b5160af61ca058e1376cca593cf88bf672a598c098d4",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-15T17:42:22Z",
    "title_canon_sha256": "3730b50923882e8f0a101be6263eb7e0468c0d635cbe1bebddeaea54e67556b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.2965",
    "kind": "arxiv",
    "version": 1
  }
}