Pith Number

pith:EBTJSF7H

pith:2018:EBTJSF7HDAYBQ4COV6DCSB473H

not attested not anchored not stored refs pending

Discovery of An Active Intermediate-Mass Black Hole Candidate in the Barred Bulgeless Galaxy NGC 3319

Chenwei Yang, Hongyan Zhou, Huan Yang, Liming Dou, Luming Sun, Ning Jiang, Shaoshao Wang, Tinggui Wang, Xiaobo Dong, Xinwen Shu

arxiv:1810.10283 v1 · 2018-10-24 · 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{EBTJSF7HDAYBQ4COV6DCSB473H}

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	2026-05-17T23:58:01.869923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20669917e7183018704eaf8629079fd9d40e43c0aea986cd85d1f3bf9ba0cce6

Aliases

arxiv: 1810.10283 · arxiv_version: 1810.10283v1 · doi: 10.48550/arxiv.1810.10283 · pith_short_12: EBTJSF7HDAYB · pith_short_16: EBTJSF7HDAYBQ4CO · pith_short_8: EBTJSF7H

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/EBTJSF7HDAYBQ4COV6DCSB473H \
  | 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: 20669917e7183018704eaf8629079fd9d40e43c0aea986cd85d1f3bf9ba0cce6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "383914159aa82f23db51bfdd41b50267a3ea173e14a451a7b6660065652afb05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-24T10:28:25Z",
    "title_canon_sha256": "97350bb16c3f1a87c58dc42a17d640d8c2c9dc4bd12ddb7ae8aac43a6185a1ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.10283",
    "kind": "arxiv",
    "version": 1
  }
}