Pith Number

pith:SVCW3DVM

pith:2019:SVCW3DVMW5A346GNA24TIP7I4T

not attested not anchored not stored refs pending

The Seoul National University AGN monitoring project. II. BLR size and black hole mass of two AGNs

Adi Foord, Daeseong Park, Daeun Kang, Donghoon Son, Edmund Hodges-Kluck, Elena Gallo, Hojin Cho, Huynh Anh N. Le, Hyun-Il Sung, Hyun-Jin Bae, Jaejin Shin, Jong-Hak Woo, Marios Karouzos, Matthew A. Malkan, Minjin Kim, Songyoun Park, Suvendu Rakshit, Taewoo Kim, Vardha N. Bennert, Vivienne Baldassare, Wanjin Cho, Wonseok Kang, Yiseul Jeon

arxiv:1910.02412 v1 · 2019-10-06 · 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{SVCW3DVMW5A346GNA24TIP7I4T}

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	2026-07-05T00:31:22.184792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95456d8eacb741be78cd06b9343fe8e4dec3223f55aeac566a51068d5ad784c3

Aliases

arxiv: 1910.02412 · arxiv_version: 1910.02412v1 · doi: 10.48550/arxiv.1910.02412 · pith_short_12: SVCW3DVMW5A3 · pith_short_16: SVCW3DVMW5A346GN · pith_short_8: SVCW3DVM

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/SVCW3DVMW5A346GNA24TIP7I4T \
  | 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: 95456d8eacb741be78cd06b9343fe8e4dec3223f55aeac566a51068d5ad784c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbd4cd4ec7e432b3b696768e885e6fd0a1a7d3d0c0b02c3f9c9951f98fed837d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-10-06T10:29:43Z",
    "title_canon_sha256": "be5c92a78682ded58db1dd7008f789130816cfe6c37238a8f292a59b6dc451fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.02412",
    "kind": "arxiv",
    "version": 1
  }
}