Pith Number

pith:FY7HHB67

pith:2026:FY7HHB67V3M3XUZPCPUSPEJMDM

not attested not anchored not stored refs pending

Radio and X-ray flux rebrightening six years after outburst in a partially-obscured extreme changing-look AGN

Fabao Zhang, Guobin Mou, Hucheng Ding, Jianguo Wang, Lei Yang, Liming Dou, Luming Sun, Ning Jiang, Ningyu Tang, Tao Wu, Tianyao Zhou, Tinggui Wang, Wenjie Zhang, Xinwen Shu, Yibo Wang, Yogesh Chandola, Yujun Yao

arxiv:2607.11546 v1 · 2026-07-13 · astro-ph.HE · 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{FY7HHB67V3M3XUZPCPUSPEJMDM}

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	2026-07-14T02:22:10.309696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e3e7387dfaed9bbd32f13e927912c1b1baec53d7f07aa33b745a25459273e5d

Aliases

arxiv: 2607.11546 · arxiv_version: 2607.11546v1 · doi: 10.48550/arxiv.2607.11546 · pith_short_12: FY7HHB67V3M3 · pith_short_16: FY7HHB67V3M3XUZP · pith_short_8: FY7HHB67

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/FY7HHB67V3M3XUZPCPUSPEJMDM \
  | 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: 2e3e7387dfaed9bbd32f13e927912c1b1baec53d7f07aa33b745a25459273e5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "133aa332bdff6ab2fbc5886590fc1b8a4f8315e65636a2041a7b3799290aada3",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-07-13T13:33:24Z",
    "title_canon_sha256": "3c489f384777f4230051185a0cd072205e8ebf97fa52ec00676c186fb3a7f2a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.11546",
    "kind": "arxiv",
    "version": 1
  }
}