Pith Number

pith:NUCXOGW3

pith:2000:NUCXOGW34UAF7R7LH7X6I4DYOJ

not attested not anchored not stored refs pending

Magellanic-Cloud-Type Interstellar Dust Along Low Density Sightlines in the Galaxy

Geoffrey C. Clayton, Karl D. Gordon, Michael J. Wolff

arxiv:astro-ph/0003285 v1 · 2000-03-20 · 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{NUCXOGW34UAF7R7LH7X6I4DYOJ}

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	2026-07-04T16:16:12.218056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d05771adbe5005fc7eb3fefe470787256167fa8602c521f71b1c6f443ecbeac

Aliases

arxiv: astro-ph/0003285 · arxiv_version: astro-ph/0003285v1 · doi: 10.48550/arxiv.astro-ph/0003285 · pith_short_12: NUCXOGW34UAF · pith_short_16: NUCXOGW34UAF7R7L · pith_short_8: NUCXOGW3

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/NUCXOGW34UAF7R7LH7X6I4DYOJ \
  | 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: 6d05771adbe5005fc7eb3fefe470787256167fa8602c521f71b1c6f443ecbeac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2f6ebc79277cf8949c53776f8b8a257dab8f20cf378819c81240eeff8d631aa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-03-20T16:33:06Z",
    "title_canon_sha256": "2d993589760e79d97da670c82750b2edceaa015ff66250b46b9275bfbfcc4c7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0003285",
    "kind": "arxiv",
    "version": 1
  }
}