Pith Number

pith:7QU7OK2E

pith:2009:7QU7OK2EUFDPDKIQWMSMG6NMXJ

not attested not anchored not stored refs pending

quantitative determination of the AGN content in local ULIRGs through L-band spectroscopy

E. Sani, G. Risaliti, M. Imanishi

arxiv:0908.4544 v1 · 2009-08-31 · 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{7QU7OK2EUFDPDKIQWMSMG6NMXJ}

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	2026-05-18T02:12:12.636923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc29f72b44a146f1a910b324c379acba6836d75ee9e528d6b6db82207fd4c665

Aliases

arxiv: 0908.4544 · arxiv_version: 0908.4544v1 · doi: 10.48550/arxiv.0908.4544 · pith_short_12: 7QU7OK2EUFDP · pith_short_16: 7QU7OK2EUFDPDKIQ · pith_short_8: 7QU7OK2E

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/7QU7OK2EUFDPDKIQWMSMG6NMXJ \
  | 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: fc29f72b44a146f1a910b324c379acba6836d75ee9e528d6b6db82207fd4c665

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d1c5de1fd6bd348699f61cf47063a1c1f825c93a3af0c9fa8d3b95d9612bf4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-08-31T14:28:51Z",
    "title_canon_sha256": "3c88fb9189ae50da64acd3fe9331b77563d3af4a1ab61dd57232de2822eaf6df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4544",
    "kind": "arxiv",
    "version": 1
  }
}