Pith Number

pith:KRHNPIRI

pith:1996:KRHNPIRIHID3H6F2RKJQDLLX2J

not attested not anchored not stored refs pending

The galactic double-mode Cepheids II. Properties of the generalized phase differences

Ennio Poretti, Ilaria Pardo (Osservatorio Astronomico di Brera, Italy), Merate

arxiv:astro-ph/9612057 v1 · 1996-12-05 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KRHNPIRIHID3H6F2RKJQDLLX2J}

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	2026-05-18T01:07:40.460999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

544ed7a2283a07b3f8ba8a9301ad77d250adac5190d7d79848b90a08483c4ddc

Aliases

arxiv: astro-ph/9612057 · arxiv_version: astro-ph/9612057v1 · doi: 10.48550/arxiv.astro-ph/9612057 · pith_short_12: KRHNPIRIHID3 · pith_short_16: KRHNPIRIHID3H6F2 · pith_short_8: KRHNPIRI

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/KRHNPIRIHID3H6F2RKJQDLLX2J \
  | 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: 544ed7a2283a07b3f8ba8a9301ad77d250adac5190d7d79848b90a08483c4ddc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eedaff8c1f4a49bf1490ed71d6e3e7e9411ba2a75779e3142ed8f8389e51b315",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-12-05T16:41:18Z",
    "title_canon_sha256": "b708235ea09d8a899bc9dd8c4f21254ec4ed65e8d8b4584f00ddb3c077a5b03c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9612057",
    "kind": "arxiv",
    "version": 1
  }
}