Pith Number

pith:5WZVAT5D

pith:2025:5WZVAT5DRX74IITEO3WLIFVIQS

not attested not anchored not stored refs pending

Recovering Cosmic Structure with a Simple Physical Constraint

Jiacheng Ding, Qian Li, Tian-Cheng Luan, Weishan Zhu, Xiao-Dong Li, Xin Wang

arxiv:2503.20434 v1 · 2025-03-26 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5WZVAT5DRX74IITEO3WLIFVIQS}

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	2026-07-05T10:39:38.317340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edb3504fa38dffc4226476ecb416a884818d74d6800bfebcf84e29a6cd5d0e4e

Aliases

arxiv: 2503.20434 · arxiv_version: 2503.20434v1 · doi: 10.48550/arxiv.2503.20434 · pith_short_12: 5WZVAT5DRX74 · pith_short_16: 5WZVAT5DRX74IITE · pith_short_8: 5WZVAT5D

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/5WZVAT5DRX74IITEO3WLIFVIQS \
  | 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: edb3504fa38dffc4226476ecb416a884818d74d6800bfebcf84e29a6cd5d0e4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1589c3972771f1ca0e9ee4d2b550ee207bfb6422e8aeaa5e524e3c400f5fe87",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-03-26T11:07:01Z",
    "title_canon_sha256": "3d4656205b952ad9deed1a759c009d704a66b13baafb18407a3aba498b0cc4b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.20434",
    "kind": "arxiv",
    "version": 1
  }
}