Pith Number

pith:HPJXRJWM

pith:2024:HPJXRJWM2UT7HXL2R4OM65SMJY

not attested not anchored not stored refs pending

No evidence of AGN features in the nuclei of Arp 220 from JWST/NIRSpec IFS

Andrew J. Bunker, Bruno Rodr\'iguez Del Pino, Francesco D'Eugenio, Giovanni Cresci, Hannah \"Ubler, Isabella Lamperti, Katja Fahrion, Lorenzo Ulivi, Matteo Ceci, Michele Perna, Miguel Pereira-Santaella, Roberto Maiolino, Santiago Arribas, St\'ephane Charlot, Torsten B\"oker

arxiv:2403.13948 v1 · 2024-03-20 · 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{HPJXRJWM2UT7HXL2R4OM65SMJY}

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	2026-07-05T09:17:06.697313Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bd378a6ccd527f3dd7a8f1ccf764c4e35ab770886db8cd43b93ddce2751d3e3

Aliases

arxiv: 2403.13948 · arxiv_version: 2403.13948v1 · doi: 10.48550/arxiv.2403.13948 · pith_short_12: HPJXRJWM2UT7 · pith_short_16: HPJXRJWM2UT7HXL2 · pith_short_8: HPJXRJWM

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/HPJXRJWM2UT7HXL2R4OM65SMJY \
  | 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: 3bd378a6ccd527f3dd7a8f1ccf764c4e35ab770886db8cd43b93ddce2751d3e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fd9c4b94ef4ddb0ee75aaebfddaa83f12795d6df50141508e261764dc99804f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-03-20T19:41:14Z",
    "title_canon_sha256": "1eb2434463afb6de94f427e5ccea536dabd0516dc4474f7c7801b70a253e9353"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.13948",
    "kind": "arxiv",
    "version": 1
  }
}