Pith Number

pith:ZNDWX2PF

pith:2026:ZNDWX2PF7HXXYPD57YORKODJ67

not attested not anchored not stored refs pending

A Wandering 35,000-Solar-Mass Black Hole Fed by a Gravitational Wake

Fuyan Bian, Junfeng Wang, Qinwei Yuan, Qiusheng Gu, Shude Mao, Xiaoling Yu, Xin Li, Yanmei Chen, Yifei Jin, Yong Shi, Zhiyuan Zheng

arxiv:2608.10719 v1 · 2026-08-11 · 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{ZNDWX2PF7HXXYPD57YORKODJ67}

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	2026-08-12T01:23:07.542009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb476be9e5f9ef7c3c7dfe1d153869f7f2855b9e6e67ce3fa6c0a61403aa6d59

Aliases

arxiv: 2608.10719 · arxiv_version: 2608.10719v1 · doi: 10.48550/arxiv.2608.10719 · pith_short_12: ZNDWX2PF7HXX · pith_short_16: ZNDWX2PF7HXXYPD5 · pith_short_8: ZNDWX2PF

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/ZNDWX2PF7HXXYPD57YORKODJ67 \
  | 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: cb476be9e5f9ef7c3c7dfe1d153869f7f2855b9e6e67ce3fa6c0a61403aa6d59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4116a76dcfcc33ef7c8cf854f6e72997d0b2d401fd77ada834d0607faee0052c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-08-11T09:35:50Z",
    "title_canon_sha256": "60d2fe73bc0be4f7d533b2e8cb9528ed553b916345d1ac17b744fcd8c09626f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.10719",
    "kind": "arxiv",
    "version": 1
  }
}