Pith Number

pith:TXG3D6K5

pith:2010:TXG3D6K5LCNZVPGSHSIY6QKBKO

not attested not anchored not stored refs pending

Active Galactic Nuclei Selected from GALEX Spectroscopy: The Ionizing Source Spectrum at z~1

A. J. Barger, L. L. Cowie

arxiv:1006.5713 v1 · 2010-06-29 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TXG3D6K5LCNZVPGSHSIY6QKBKO}

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	2026-05-18T02:06:34.276341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dcdb1f95d589b9abcd23c918f414153a298a17358a9a2ac1997fc61897be535

Aliases

arxiv: 1006.5713 · arxiv_version: 1006.5713v1 · doi: 10.48550/arxiv.1006.5713 · pith_short_12: TXG3D6K5LCNZ · pith_short_16: TXG3D6K5LCNZVPGS · pith_short_8: TXG3D6K5

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/TXG3D6K5LCNZVPGSHSIY6QKBKO \
  | 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: 9dcdb1f95d589b9abcd23c918f414153a298a17358a9a2ac1997fc61897be535

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdf53cb85ea96ca44be153fa0409e2a11aa62b2edf6fd95545c837e274dafecb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-06-29T20:00:07Z",
    "title_canon_sha256": "7d469ca13299e99b7129e57b866899179750829b23cfc315a5467771bfff1e78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.5713",
    "kind": "arxiv",
    "version": 1
  }
}