Pith Number

pith:NA5ZNGCU

pith:2013:NA5ZNGCU6KQF3BOQUHAMPIM5ZC

not attested not anchored not stored refs pending

Nuclear star formation activity and black hole accretion in nearby Seyfert galaxies

A. Alonso-Herrero, A. Hern\'an Caballero, C. Packham, C. Ramos Almeida, I. Aretxaga, J. M. Rodr\'iguez Espinosa, N. A. Levenson, O. Gonz\'alez-Mart\'in, P. Esquej, P. F. Roche, R. E. Mason, S. F. H\"onig, T. D\'iaz-Santos

arxiv:1311.0703 v1 · 2013-11-04 · 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{NA5ZNGCU6KQF3BOQUHAMPIM5ZC}

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	2026-05-18T01:46:39.427916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

683b969854f2a05d85d0a1c0c7a19dc8837e5599ddd5f14a337ad0f0ef7c36fe

Aliases

arxiv: 1311.0703 · arxiv_version: 1311.0703v1 · doi: 10.48550/arxiv.1311.0703 · pith_short_12: NA5ZNGCU6KQF · pith_short_16: NA5ZNGCU6KQF3BOQ · pith_short_8: NA5ZNGCU

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/NA5ZNGCU6KQF3BOQUHAMPIM5ZC \
  | 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: 683b969854f2a05d85d0a1c0c7a19dc8837e5599ddd5f14a337ad0f0ef7c36fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54936a49c3df2b2aa8189241ce38f65dfa9a5215e102f6db531699e3bd8f3944",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-11-04T14:00:34Z",
    "title_canon_sha256": "cb6baadbfaa0159ccaac034a77102e136f135045a45e1901c54b187c2605ae42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0703",
    "kind": "arxiv",
    "version": 1
  }
}