Pith Number

pith:G75NBSFJ

pith:2024:G75NBSFJTOHOMSP3MOQVOIVROY

not attested not anchored not stored refs pending

Spectroastrometry and Reverberation Mapping (SARM) of Active Galactic Nuclei. I. The H$\beta$ Broad-line Region Structure and Black Hole Mass of Five Quasars

Chen Hu, Feng-Na Fang, Hartmut Winkler, Hua-Rui Bai, Jesus Aceituno, Jian-Min Wang, Jin-Ming Bai, Jun-Rong Liu, Luis C. Ho, Ming Xiao, Pu Du, Romain G. Petrov, Sen Yang, Shuo Zhai, Yan-Rong Li, Yi-Lin Wang, Yi-Xin Fu, Yong-Jie Chen, Yue-Chang Peng, Yu-Yang Songsheng, Zhu-Heng Yao

arxiv:2407.08120 v1 · 2024-07-11 · 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{G75NBSFJTOHOMSP3MOQVOIVROY}

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	2026-07-05T08:42:43.502008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37fad0c8a99b8ee649fb63a15722b1761c20fe8e0620c1a659ee605ff28204a0

Aliases

arxiv: 2407.08120 · arxiv_version: 2407.08120v1 · doi: 10.48550/arxiv.2407.08120 · pith_short_12: G75NBSFJTOHO · pith_short_16: G75NBSFJTOHOMSP3 · pith_short_8: G75NBSFJ

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/G75NBSFJTOHOMSP3MOQVOIVROY \
  | 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: 37fad0c8a99b8ee649fb63a15722b1761c20fe8e0620c1a659ee605ff28204a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cff5936a51b8bcb2e624b9dcccf16cac5076d5df5b7f6bfd375cf76adcbedb3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-07-11T01:40:14Z",
    "title_canon_sha256": "de3a1d78601e3e032399c7df9e7a603b80593dc5607a70830f63cf7018f726ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.08120",
    "kind": "arxiv",
    "version": 1
  }
}