Pith Number

pith:2OYBQOAB

pith:2001:2OYBQOABS4JIIIMP6L4355T25X

not attested not anchored not stored refs pending

The effects of dust in simple environments: Large Magellanic Cloud HII regions

Dennis Zaritsky (Steward Observatory), Eric F. Bell, Karl D. Gordon, Robert C. Kennicutt Jr.

arxiv:astro-ph/0108367 v2 · 2001-08-22 · 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{2OYBQOABS4JIIIMP6L4355T25X}

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	2026-07-04T16:24:00.466084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3b0183801971284218ff2f9bef67aedcf2a91e4d1c44eaa6e4e53f38a6155d1

Aliases

arxiv: astro-ph/0108367 · arxiv_version: astro-ph/0108367v2 · doi: 10.48550/arxiv.astro-ph/0108367 · pith_short_12: 2OYBQOABS4JI · pith_short_16: 2OYBQOABS4JIIIMP · pith_short_8: 2OYBQOAB

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/2OYBQOABS4JIIIMP6L4355T25X \
  | 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: d3b0183801971284218ff2f9bef67aedcf2a91e4d1c44eaa6e4e53f38a6155d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e88905a7861378cecdd1d71839052f4cddb3b7c694c32e44273d0d1fd761e47b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-08-22T21:14:33Z",
    "title_canon_sha256": "8c7e3283a3ad5acc5d0b117a34cfbaf75c2dbced88e5537035b710a01d552f69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0108367",
    "kind": "arxiv",
    "version": 2
  }
}