Pith Number

pith:JQM2LXYW

pith:1999:JQM2LXYW3UEWUMF2GGULK5C72B

not attested not anchored not stored refs pending

Ultraviolet Imaging Polarimetry of the Large Magellanic Cloud. II. Models

Andrew A. Cole, Kenneth H. Nordsieck, Kenneth Wood

arxiv:astro-ph/9909137 v1 · 1999-09-08 · 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{JQM2LXYW3UEWUMF2GGULK5C72B}

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	2026-05-18T01:07:36.080537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c19a5df16dd096a30ba31a8b5745fd056e083d268217de2bc00db69b5aa0b6c

Aliases

arxiv: astro-ph/9909137 · arxiv_version: astro-ph/9909137v1 · doi: 10.48550/arxiv.astro-ph/9909137 · pith_short_12: JQM2LXYW3UEW · pith_short_16: JQM2LXYW3UEWUMF2 · pith_short_8: JQM2LXYW

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/JQM2LXYW3UEWUMF2GGULK5C72B \
  | 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: 4c19a5df16dd096a30ba31a8b5745fd056e083d268217de2bc00db69b5aa0b6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "111a913d77b32ab157a18e8b6b16c5f16d3587c3fd1e3743262347464cb8be6b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-09-08T01:05:04Z",
    "title_canon_sha256": "40d0e576ce409bf9aa5795132ca2d63f52ce51a282eef5dbb00f29b8ba60283c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9909137",
    "kind": "arxiv",
    "version": 1
  }
}