Pith Number

pith:ZTCS2NLG

pith:2010:ZTCS2NLGDMCMZDBRVUZSQ3V5GH

not attested not anchored not stored refs pending

The dusty heart of nearby active galaxies. I. High-spatial resolution mid-IR spectro-photometry of Seyfert galaxies

A. Smette, D. Asmus, G. Weigelt, M. Kishimoto, M. Polletta, P. Gandhi, S. F. Hoenig, W. Duschl

arxiv:1003.0920 v1 · 2010-03-03 · 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{ZTCS2NLGDMCMZDBRVUZSQ3V5GH}

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	2026-05-18T02:08:46.698578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccc52d35661b04cc8c31ad33286ebd31dc3ea8a3238a3ca6a57a494c730ced5d

Aliases

arxiv: 1003.0920 · arxiv_version: 1003.0920v1 · doi: 10.48550/arxiv.1003.0920 · pith_short_12: ZTCS2NLGDMCM · pith_short_16: ZTCS2NLGDMCMZDBR · pith_short_8: ZTCS2NLG

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/ZTCS2NLGDMCMZDBRVUZSQ3V5GH \
  | 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: ccc52d35661b04cc8c31ad33286ebd31dc3ea8a3238a3ca6a57a494c730ced5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31597a30fa382094753f06671242c5d6d5aaea3727f5c7f2537966d5cf5481f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-03-03T21:53:53Z",
    "title_canon_sha256": "4a26b38027edda7994a761f0f8fdf30a10ca2a2ef9aa4d95ff49ccfc91c7c5ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.0920",
    "kind": "arxiv",
    "version": 1
  }
}