Pith Number

pith:IWZFK3PJ

pith:1998:IWZFK3PJAR37KKXQLTP436O3CK

not attested not anchored not stored refs pending

The Distances of the Magellanic Clouds

Alistair R. Walker

arxiv:astro-ph/9808336 v1 · 1998-08-28 · 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{IWZFK3PJAR37KKXQLTP436O3CK}

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	2026-05-18T01:21:56.396290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45b2556de90477f52af05cdfcdf9db12963f1da8924ad042cfde41c8e0b6b016

Aliases

arxiv: astro-ph/9808336 · arxiv_version: astro-ph/9808336v1 · doi: 10.48550/arxiv.astro-ph/9808336 · pith_short_12: IWZFK3PJAR37 · pith_short_16: IWZFK3PJAR37KKXQ · pith_short_8: IWZFK3PJ

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/IWZFK3PJAR37KKXQLTP436O3CK \
  | 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: 45b2556de90477f52af05cdfcdf9db12963f1da8924ad042cfde41c8e0b6b016

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6919d5b9ec3b6ccc79b2b270eea49f9624550a5dd076a9141198863703330373",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-08-28T20:47:14Z",
    "title_canon_sha256": "67377f5ae88617f90fa68fdc97f5422faebf4fd5483a7839ba4d17d39a6c28ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9808336",
    "kind": "arxiv",
    "version": 1
  }
}