Pith Number

pith:W6DYUFWR

pith:1998:W6DYUFWRLWKXQ3Z7NS62ZCLLRK

not attested not anchored not stored refs pending

The Magellanic Clouds, Past, Present and Future - A Summary of IAU Symposium No. 190

Sidney van den Bergh

arxiv:astro-ph/9810045 v1 · 1998-10-03 · 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{W6DYUFWRLWKXQ3Z7NS62ZCLLRK}

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	2026-05-18T01:07:37.011657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7878a16d15d95786f3f6cbdac896b8a9aa186130cf1bfbe79b266f0dbbcaaf5

Aliases

arxiv: astro-ph/9810045 · arxiv_version: astro-ph/9810045v1 · doi: 10.48550/arxiv.astro-ph/9810045 · pith_short_12: W6DYUFWRLWKX · pith_short_16: W6DYUFWRLWKXQ3Z7 · pith_short_8: W6DYUFWR

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/W6DYUFWRLWKXQ3Z7NS62ZCLLRK \
  | 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: b7878a16d15d95786f3f6cbdac896b8a9aa186130cf1bfbe79b266f0dbbcaaf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86909bb35648d6b6b649194b9e69adfadd0e71c9483e94e5577db459f9a2f5dd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-10-03T00:07:31Z",
    "title_canon_sha256": "847179e211c4f9b8ea54d0a5fe09c10ccee50b2e923eac3e995a3c6dd1f35096"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9810045",
    "kind": "arxiv",
    "version": 1
  }
}