Pith Number

pith:3ZT533EY

pith:2018:3ZT533EYDEGSPANV3T5IIUNXKH

not attested not anchored not stored refs pending

Optical spectroscopy of local type-1 AGN LINERs

A. Del Olmo, B. Balmaverde, I. Marquez, J. Masegosa, L. Hernandez-Garcia, M. Povic, O. Gonzalez-Martin, S. Cazzoli, S. Garcia-Burillo

arxiv:1807.01717 v1 · 2018-07-04 · 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{3ZT533EYDEGSPANV3T5IIUNXKH}

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	2026-05-18T00:09:58.358078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de67ddec98190d2781b5dcfa8451b751d8fd2c225ffcb5b1daee4f56e6940f67

Aliases

arxiv: 1807.01717 · arxiv_version: 1807.01717v1 · doi: 10.48550/arxiv.1807.01717 · pith_short_12: 3ZT533EYDEGS · pith_short_16: 3ZT533EYDEGSPANV · pith_short_8: 3ZT533EY

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/3ZT533EYDEGSPANV3T5IIUNXKH \
  | 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: de67ddec98190d2781b5dcfa8451b751d8fd2c225ffcb5b1daee4f56e6940f67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a26c08a34569572e108ae3be839b128972d580362278e9d97f0383a6ecd98056",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-04T18:00:12Z",
    "title_canon_sha256": "88d0bddaa73e18757049cef4ccd1e522223cec7ec9a35fc0d98c0e69ad39d7b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01717",
    "kind": "arxiv",
    "version": 1
  }
}