Pith Number

pith:6YAUP4VT

pith:2025:6YAUP4VTZ6OOSNO342Y6KFMKGT

not attested not anchored not stored refs pending

A novel q-PED method: precise physical properties of a merger-origin binary Cepheid OGLE-LMC-CEP-1347

Bogumi{\l} Pilecki, Felipe Espinoza-Arancibia

arxiv:2501.09076 v2 · 2025-01-15 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6YAUP4VTZ6OOSNO342Y6KFMKGT}

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	2026-07-05T10:18:48.387063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f60147f2b3cf9ce935dbe6b1e5158a34cc8616ec96b5b7663421bb7868429f4d

Aliases

arxiv: 2501.09076 · arxiv_version: 2501.09076v2 · doi: 10.48550/arxiv.2501.09076 · pith_short_12: 6YAUP4VTZ6OO · pith_short_16: 6YAUP4VTZ6OOSNO3 · pith_short_8: 6YAUP4VT

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/6YAUP4VTZ6OOSNO342Y6KFMKGT \
  | 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: f60147f2b3cf9ce935dbe6b1e5158a34cc8616ec96b5b7663421bb7868429f4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "655c9e0cd8eb509e8f5facaa3933f9d01050dcc28a6ea70e8f53097996fac25a",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-01-15T19:00:07Z",
    "title_canon_sha256": "78783eea866d477fdf43eb72ffcc66f318fcca4d7ca76eae228c1bb6f88c8f41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.09076",
    "kind": "arxiv",
    "version": 2
  }
}