Pith Number

pith:V7YRED4Z

pith:2019:V7YRED4ZUQFMGZSRENA5OV5N3T

not attested not anchored not stored refs pending

Emission Line Luminosity Distributions of Seyfert 2 Galaxies

Chorng-Yuan Hwang, Yen-Chen Chen

arxiv:1903.03581 v2 · 2019-03-08 · 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{V7YRED4ZUQFMGZSRENA5OV5N3T}

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	2026-05-17T23:51:38.817041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aff1120f99a40ac366512341d757addccfaf68b27decc471a5627007d595013b

Aliases

arxiv: 1903.03581 · arxiv_version: 1903.03581v2 · doi: 10.48550/arxiv.1903.03581 · pith_short_12: V7YRED4ZUQFM · pith_short_16: V7YRED4ZUQFMGZSR · pith_short_8: V7YRED4Z

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/V7YRED4ZUQFMGZSRENA5OV5N3T \
  | 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: aff1120f99a40ac366512341d757addccfaf68b27decc471a5627007d595013b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76488c54f37994af12d874dfe1623f8fd5b066b700e3d8f12ab06d421ac94862",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-08T17:56:31Z",
    "title_canon_sha256": "66785be28d43436c6fdf24df3ffd74dc0609a4b47dbbdde02f3d998aa1f706da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03581",
    "kind": "arxiv",
    "version": 2
  }
}