Pith Number

pith:BM2W6BKH

pith:2020:BM2W6BKH5JYLT4RCGLOAPWSX7X

not attested not anchored not stored refs pending

The radio-loud narrow-line Seyfert 1 galaxy 1H 0323+342 in a galaxy merger

Akihiro Doi, Kazuhiro Hada, Motoki Kino, Nozomu Kawakatu

arxiv:2005.12510 v1 · 2020-05-26 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BM2W6BKH5JYLT4RCGLOAPWSX7X}

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	2026-07-05T01:08:54.822883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b356f0547ea70b9f22232dc07da57fdd9b963fae63955bd2123ad50aae7b26e

Aliases

arxiv: 2005.12510 · arxiv_version: 2005.12510v1 · doi: 10.48550/arxiv.2005.12510 · pith_short_12: BM2W6BKH5JYL · pith_short_16: BM2W6BKH5JYLT4RC · pith_short_8: BM2W6BKH

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/BM2W6BKH5JYLT4RCGLOAPWSX7X \
  | 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: 0b356f0547ea70b9f22232dc07da57fdd9b963fae63955bd2123ad50aae7b26e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0876cb7d0ab84b7eefb5ebff03c622d7375493d834e32990ea6b30b15ddbbc8a",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-05-26T04:12:45Z",
    "title_canon_sha256": "b2e1d53e0311838bba56bb147f157133bac0dbadb0dec82997a5b504cbd2f17c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.12510",
    "kind": "arxiv",
    "version": 1
  }
}