Pith Number

pith:PKMSM2GH

pith:2017:PKMSM2GHDDL7WX7BLLJLZP7HU7

not attested not anchored not stored refs pending

CO excitation in the Seyfert galaxy NGC7130

C. Gruppioni, C. Vignali, F. Pozzi, L. Vallini, M. Massardi, M. Mingozzi, M. Talia, P. Andreani

arxiv:1705.08221 v1 · 2017-05-23 · 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{PKMSM2GHDDL7WX7BLLJLZP7HU7}

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	2026-05-18T00:39:34.823133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a992668c718d7fb5fe15ad2bcbfe7a7e761d4ae314ddf0cc063bf623e3f9cab

Aliases

arxiv: 1705.08221 · arxiv_version: 1705.08221v1 · doi: 10.48550/arxiv.1705.08221 · pith_short_12: PKMSM2GHDDL7 · pith_short_16: PKMSM2GHDDL7WX7B · pith_short_8: PKMSM2GH

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/PKMSM2GHDDL7WX7BLLJLZP7HU7 \
  | 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: 7a992668c718d7fb5fe15ad2bcbfe7a7e761d4ae314ddf0cc063bf623e3f9cab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8301879657d9f4a3ea6263624ff8b20e1da943d989b46ca9f4378433efd74032",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-05-23T12:53:59Z",
    "title_canon_sha256": "30cecf54083207db8f0766a07a197616b50e48f2c14712b6e9b4f031332d284f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08221",
    "kind": "arxiv",
    "version": 1
  }
}