Pith Number

pith:EH5SJMOZ

pith:2024:EH5SJMOZNCAV6ITKETVBXPCXTY

not attested not anchored not stored refs pending

Warped accretion disks and quasars with episodic periodicity of long-term variations

Jian-Min Wang, Pu Du, Shuo Zhai, Yan-Rong Li, Yue-Chang Peng

arxiv:2412.17728 v2 · 2024-12-23 · 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{EH5SJMOZNCAV6ITKETVBXPCXTY}

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	2026-07-05T09:53:48.334851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21fb24b1d968815f226a24ea1bbc579e0cd311f081152c4e04c45088a198adae

Aliases

arxiv: 2412.17728 · arxiv_version: 2412.17728v2 · doi: 10.48550/arxiv.2412.17728 · pith_short_12: EH5SJMOZNCAV · pith_short_16: EH5SJMOZNCAV6ITK · pith_short_8: EH5SJMOZ

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/EH5SJMOZNCAV6ITKETVBXPCXTY \
  | 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: 21fb24b1d968815f226a24ea1bbc579e0cd311f081152c4e04c45088a198adae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b43b093878204c8337cbe72afa8d9eea9f54d85ed3d4aa13f979a474303c2c6a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2024-12-23T17:18:02Z",
    "title_canon_sha256": "86562178132a2d345f752fc5bd9f3ab682b9e53c76b048da908c9e6ebef7452d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.17728",
    "kind": "arxiv",
    "version": 2
  }
}