Pith Number

pith:NUHGCDI6

pith:2012:NUHGCDI65XHUN6P3FE5LYKBAVF

not attested not anchored not stored refs pending

Spectroastrometry of rotating gas disks for the detection of supermassive black holes in galactic nuclei. III. CRIRES observations of the Circinus galaxy

A. Capetti, A. Gnerucci, A. Marconi, A. Robinson, D. J. Axon

arxiv:1211.0943 v1 · 2012-11-05 · 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{NUHGCDI65XHUN6P3FE5LYKBAVF}

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	2026-05-18T01:53:25.720601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d0e610d1eedcf46f9fb293abc2820a9792167649524c877246e9a68ca9ca739

Aliases

arxiv: 1211.0943 · arxiv_version: 1211.0943v1 · doi: 10.48550/arxiv.1211.0943 · pith_short_12: NUHGCDI65XHU · pith_short_16: NUHGCDI65XHUN6P3 · pith_short_8: NUHGCDI6

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/NUHGCDI65XHUN6P3FE5LYKBAVF \
  | 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: 6d0e610d1eedcf46f9fb293abc2820a9792167649524c877246e9a68ca9ca739

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d92ef6904063a4e34446c31de4ad600c500442cd8dc3faf9c4a20be42bf3d370",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-05T17:40:38Z",
    "title_canon_sha256": "7295376d1750e5764745bf8e7885a76741e1dc33cfdb630521e99fc282863eac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0943",
    "kind": "arxiv",
    "version": 1
  }
}