Pith Number

pith:ALWACY6X

pith:2022:ALWACY6XAMZ6XCL34BIGK37WDO

not attested not anchored not stored refs pending

On the Origin of the Strong Optical Variability of Emission-line Galaxies

Chenwei Yang, Chunyan Jiang, Fang-Ting Yuan, Jian-guo Wang, Ning Jiang, Rahna P.T., Ruqiu Lin, Shuairu Zhu, Weida Hu, Xiang Pang, Yibo Wang, Zhen-Ya Zheng

arxiv:2209.07087 v2 · 2022-09-15 · 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{ALWACY6XAMZ6XCL34BIGK37WDO}

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	2026-07-05T05:20:48.885547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02ec0163d70333eb897be050656ff61b855f5a52cd896134c51e5eeb74bebe7d

Aliases

arxiv: 2209.07087 · arxiv_version: 2209.07087v2 · doi: 10.48550/arxiv.2209.07087 · pith_short_12: ALWACY6XAMZ6 · pith_short_16: ALWACY6XAMZ6XCL3 · pith_short_8: ALWACY6X

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/ALWACY6XAMZ6XCL34BIGK37WDO \
  | 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: 02ec0163d70333eb897be050656ff61b855f5a52cd896134c51e5eeb74bebe7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7da8ccfad2aee40c3ef70c7bacf5d13ab473fa4cb392e5bd9eb8398f13512553",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-09-15T06:56:39Z",
    "title_canon_sha256": "be895aa0466436be3b16d4e807dafc159a3cc59f404b3a0f28a3c7b88c2942bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.07087",
    "kind": "arxiv",
    "version": 2
  }
}