Pith Number

pith:YCNJZDOU

pith:2025:YCNJZDOUTKQ5KXHMBEYD6ODRLC

not attested not anchored not stored refs pending

A Composite Broad-Line Region in SDSS J1609+4902: a Double-Peaked Disk component and a Gaussian Component

Bing Lyu, Chen Hu, Hua-Rui Bai, Jiancheng Wu, Jian-Min Wang, Qingwen Wu, Xinwu Cao, Yi-Xin Fu, Yu Zhao

arxiv:2506.07161 v1 · 2025-06-08 · astro-ph.GA · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YCNJZDOUTKQ5KXHMBEYD6ODRLC}

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	2026-07-05T11:18:02.784602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c09a9c8dd49aa1d55cec09303f387158af7f68504a0e3e08717e9aa871c9face

Aliases

arxiv: 2506.07161 · arxiv_version: 2506.07161v1 · doi: 10.48550/arxiv.2506.07161 · pith_short_12: YCNJZDOUTKQ5 · pith_short_16: YCNJZDOUTKQ5KXHM · pith_short_8: YCNJZDOU

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/YCNJZDOUTKQ5KXHMBEYD6ODRLC \
  | 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: c09a9c8dd49aa1d55cec09303f387158af7f68504a0e3e08717e9aa871c9face

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f69f2a84c708a77d2c805f7fac959f7a105c2c654ee5211d571cbb8c8fba193",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-06-08T14:21:12Z",
    "title_canon_sha256": "0c6728cfe44f9b01ff6ad38e13087ac6206deb223e257d4e71e07d668b78bbf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.07161",
    "kind": "arxiv",
    "version": 1
  }
}