Pith Number

pith:SYM4PXMQ

pith:2022:SYM4PXMQ5OGHRELREOIMI26S7L

not attested not anchored not stored refs pending

Learning cosmology and clustering with cosmic graphs

Francisco Villaescusa-Navarro, Pablo Villanueva-Domingo

arxiv:2204.13713 v2 · 2022-04-28 · astro-ph.CO · astro-ph.GA · astro-ph.IM · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SYM4PXMQ5OGHRELREOIMI26S7L}

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	2026-07-05T05:40:05.664409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9619c7dd90eb8c7891712390c46bd2faff8e40917d09bffcf3c7d603cecf0370

Aliases

arxiv: 2204.13713 · arxiv_version: 2204.13713v2 · doi: 10.48550/arxiv.2204.13713 · pith_short_12: SYM4PXMQ5OGH · pith_short_16: SYM4PXMQ5OGHRELR · pith_short_8: SYM4PXMQ

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/SYM4PXMQ5OGHRELREOIMI26S7L \
  | 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: 9619c7dd90eb8c7891712390c46bd2faff8e40917d09bffcf3c7d603cecf0370

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8be79bf6c60def295f2a3c1625d755087a375bc475dd9876e88751d7ff28487b",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.IM",
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-04-28T18:00:02Z",
    "title_canon_sha256": "ab409c325cfb79133397a96a7e01f92bba0aa18cffcfb68a6aa96f3b946d3d6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.13713",
    "kind": "arxiv",
    "version": 2
  }
}