Pith Number

pith:KIOLGWV2

pith:2025:KIOLGWV2JOKFJLKY6DGPDRVISB

not attested not anchored not stored refs pending

Cosmology with Topological Deep Learning

Francisco Villaescusa-Navarro, Jun-Young Lee

arxiv:2505.23904 v1 · 2025-05-29 · 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{KIOLGWV2JOKFJLKY6DGPDRVISB}

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	2026-07-05T11:48:49.341912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

521cb35aba4b9454ad58f0ccf1c6a890496039be74a6a7d74e7b6aad31d803bd

Aliases

arxiv: 2505.23904 · arxiv_version: 2505.23904v1 · doi: 10.48550/arxiv.2505.23904 · pith_short_12: KIOLGWV2JOKF · pith_short_16: KIOLGWV2JOKFJLKY · pith_short_8: KIOLGWV2

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/KIOLGWV2JOKFJLKY6DGPDRVISB \
  | 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: 521cb35aba4b9454ad58f0ccf1c6a890496039be74a6a7d74e7b6aad31d803bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdf53800869a6a44e374ad6a4f1befd7d81e0c79f6cceb9b54c5e66202b25651",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-05-29T18:00:31Z",
    "title_canon_sha256": "df7ec3744787f18ebf07cb0803a2f481d579c57428d397f73d03681585c3fdb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23904",
    "kind": "arxiv",
    "version": 1
  }
}