Pith Number

pith:ERJTYW2M

pith:2004:ERJTYW2MZZMZIIFWUKCPHNRCGE

not attested not anchored not stored refs pending

Molecular Hydrogen and [FeII] in Active Galactic Nuclei

(2) UFRGS - Brazil, (3) Instituto de Astronomia, (4) Department of Physics, (5) Department of Astronomy, Alberto Rodriguez-Ardila (1), Anil K. Pradhan (5) ((1) Laboratorio Nacional de Astrofisica - Brazil, Astronomy, Geofisica e Ciencias Atmosfericas-USP - Brazil, Miriani G. Pastoriza (2), Sueli Viegas (3), T. A. A. Sigut (4), The Ohio State University - USA.), The University of Western Ontario - Canada

arxiv:astro-ph/0406402 v1 · 2004-06-17 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ERJTYW2MZZMZIIFWUKCPHNRCGE}

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.

Cited by

2 papers in Pith

Dust destruction signals shock-accelerated outflows in the nearby active galaxy NGC 1068

Receipt and verification

First computed	2026-07-04T16:44:02.340538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24533c5b4cce599420b6a284f3b622310071e4002be2f64196b895753b052e46

Aliases

arxiv: astro-ph/0406402 · arxiv_version: astro-ph/0406402v1 · doi: 10.48550/arxiv.astro-ph/0406402 · pith_short_12: ERJTYW2MZZMZ · pith_short_16: ERJTYW2MZZMZIIFW · pith_short_8: ERJTYW2M

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/ERJTYW2MZZMZIIFWUKCPHNRCGE \
  | 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: 24533c5b4cce599420b6a284f3b622310071e4002be2f64196b895753b052e46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a28da006e1541e0daeb4f6a6e7c18d2fe331d60b6fe8f8a81f35f4dd40fd20f1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-06-17T15:35:56Z",
    "title_canon_sha256": "37c425f0451d0c34c94d999ab33b101266e487e87116793b0f8c5796277256aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0406402",
    "kind": "arxiv",
    "version": 1
  }
}