Pith Number

pith:ZXKYEWDF

pith:2009:ZXKYEWDFYBFIHTQMV7DODWYQ76

not attested not anchored not stored refs pending

Isotropic Mid-Infrared Emission from the Central 100 pc of Active Galaxies

C. M. Telesco, C. Packham, J. J. Schaefer, J. T. Radomski, N. A. Levenson, R. E. Mason

arxiv:0908.0036 v1 · 2009-08-01 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZXKYEWDFYBFIHTQMV7DODWYQ76}

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	2026-05-18T02:12:45.529955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdd5825865c04a83ce0cafc6e1db10ff8edc17d351952d9197ee9da84e1558bf

Aliases

arxiv: 0908.0036 · arxiv_version: 0908.0036v1 · doi: 10.48550/arxiv.0908.0036 · pith_short_12: ZXKYEWDFYBFI · pith_short_16: ZXKYEWDFYBFIHTQM · pith_short_8: ZXKYEWDF

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/ZXKYEWDFYBFIHTQMV7DODWYQ76 \
  | 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: cdd5825865c04a83ce0cafc6e1db10ff8edc17d351952d9197ee9da84e1558bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17b4102e48b0de002852790ba9278ce34c8881c28e67965c2cf76a32e26457e9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-08-01T03:04:56Z",
    "title_canon_sha256": "cddd50f93ce0795dbc7727765f70a2e6d9648cc56a0b3b860906416de69377a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.0036",
    "kind": "arxiv",
    "version": 1
  }
}