Pith Number

pith:7GQTWRK3

pith:2009:7GQTWRK3IJR4OZUIKPCMHZ26R7

not attested not anchored not stored refs pending

Optical and X-ray Properties of the Swift BAT-detected AGN

B. Keeney, K. Lewis, L. Winter, M. Koss, R. Mushotzky, S. Veilleux

arxiv:0912.0910 v1 · 2009-12-04 · astro-ph.HE · 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{7GQTWRK3IJR4OZUIKPCMHZ26R7}

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	2026-05-18T02:10:26.402463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9a13b455b4263c7668853c4c3e75e8fcaa5e34b4b31886254c7ce99c6f90c40

Aliases

arxiv: 0912.0910 · arxiv_version: 0912.0910v1 · doi: 10.48550/arxiv.0912.0910 · pith_short_12: 7GQTWRK3IJR4 · pith_short_16: 7GQTWRK3IJR4OZUI · pith_short_8: 7GQTWRK3

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/7GQTWRK3IJR4OZUIKPCMHZ26R7 \
  | 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: f9a13b455b4263c7668853c4c3e75e8fcaa5e34b4b31886254c7ce99c6f90c40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "491052e626d5c2f46af04fb7347c7747108b25af2bc33c86882f5e7ca7fab894",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-12-04T18:23:28Z",
    "title_canon_sha256": "f67ea15a348e7b25987397435da0651a8b06ed6127351c8b8a3b781ed17ca3ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.0910",
    "kind": "arxiv",
    "version": 1
  }
}