Pith Number

pith:RVRPZ2XP

pith:2024:RVRPZ2XPBHXJLNE2GTB673EUXS

not attested not anchored not stored refs pending

Extinction and AGN over host galaxy contrast effects on the optical spectroscopic classification of AGN

A. Alonso-Herrero, A. Caccianiga, A. Corral, F. J. Carrera, G. Mountrichas, I. Garc\'ia-Bernete, I. Ordov\'as-Pascual, L. Barqu\'in-Gonz\'alez, N. Cardiel, P. Severgnini, R.M. Dom\'inguez, S. Mateos

arxiv:2404.19544 v1 · 2024-04-30 · 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{RVRPZ2XPBHXJLNE2GTB673EUXS}

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	2026-07-05T08:44:37.925046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d62fceaef09ee95b49a34c3efec94bcbddd47803808c2f450cc62ec545577f8

Aliases

arxiv: 2404.19544 · arxiv_version: 2404.19544v1 · doi: 10.48550/arxiv.2404.19544 · pith_short_12: RVRPZ2XPBHXJ · pith_short_16: RVRPZ2XPBHXJLNE2 · pith_short_8: RVRPZ2XP

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/RVRPZ2XPBHXJLNE2GTB673EUXS \
  | 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: 8d62fceaef09ee95b49a34c3efec94bcbddd47803808c2f450cc62ec545577f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92cebb5d7f533b8227115a1272875b61609a96a09a267f1a295c21d9e14ccebd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-04-30T13:14:58Z",
    "title_canon_sha256": "17a1338c96a6851dc72f879194d4a42a69a3b73682c28816847f0a5245e4fe29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.19544",
    "kind": "arxiv",
    "version": 1
  }
}