Pith Number

pith:CPHOVXYU

pith:2026:CPHOVXYUUYGHWG6O4LITSZD2SJ

not attested not anchored not stored refs pending

Lossless Compression of Cosmological Information from Type Ia Supernova Distance Measurements

Yun Wang, Zhenyuan Wang

arxiv:2605.19188 v1 · 2026-05-18 · 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{CPHOVXYUUYGHWG6O4LITSZD2SJ}

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	2026-05-20T01:05:32.562345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13ceeadf14a60c7b1bcee2d139647a926aa4710a8c367872db8e1967354df959

Aliases

arxiv: 2605.19188 · arxiv_version: 2605.19188v1 · doi: 10.48550/arxiv.2605.19188 · pith_short_12: CPHOVXYUUYGH · pith_short_16: CPHOVXYUUYGHWG6O · pith_short_8: CPHOVXYU

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/CPHOVXYUUYGHWG6O4LITSZD2SJ \
  | 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: 13ceeadf14a60c7b1bcee2d139647a926aa4710a8c367872db8e1967354df959

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16d738889252667ffc02e45c5de62915154dd042d39b529b3cc8a0987ec644bb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-05-18T23:27:05Z",
    "title_canon_sha256": "a2b6d9ad323646db489bdaef76503bef742d9e790aa85bf28ab4f8e8d523042d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19188",
    "kind": "arxiv",
    "version": 1
  }
}