Pith Number

pith:RZ32GG6K

pith:2016:RZ32GG6KBA6R6C3QIMNT34B2CW

not attested not anchored not stored refs pending

An Effective Selection Method for Low-Mass Active Black Holes and First Spectroscopic Identification

Hanindyo Kuncarayakti, Hiroyuki Ikeda, Hisanori Furusawa, Ji-an Jiang, Kana Morokuma-Matsui, Ken'ichi Nomoto, Mamoru Doi, Masaomi Tanaka, Mitsuru Kokubo, Naoki Yasuda, Nozomu Tominaga, Sergei Blinnikov, Takahiro Kato, Tohru Nagao, Tomoki Morokuma, Yuki Taniguchi

arxiv:1603.02302 v1 · 2016-03-07 · 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{RZ32GG6KBA6R6C3QIMNT34B2CW}

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	2026-05-18T01:16:13.558984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e77a31bca083d1f0b70431b3df03a159f32be22c05ffff44bdfb5997c99a688

Aliases

arxiv: 1603.02302 · arxiv_version: 1603.02302v1 · doi: 10.48550/arxiv.1603.02302 · pith_short_12: RZ32GG6KBA6R · pith_short_16: RZ32GG6KBA6R6C3Q · pith_short_8: RZ32GG6K

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/RZ32GG6KBA6R6C3QIMNT34B2CW \
  | 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: 8e77a31bca083d1f0b70431b3df03a159f32be22c05ffff44bdfb5997c99a688

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a90d71f2443852fa043555aeb5dbde5641e0f79398ab10be480575e5add3d08a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-03-07T21:22:59Z",
    "title_canon_sha256": "a3d989f7766d50a1a6122897a8f4e3ee5ff0de2f15c35097c80d1e6a8dea0f0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.02302",
    "kind": "arxiv",
    "version": 1
  }
}