Pith Number

pith:RBNBH4RZ

pith:2006:RBNBH4RZ2O776IP7YJPZXA7A27

not attested not anchored not stored refs pending

Diffuse Far-ultraviolet Observation of the Lupus Loop Region

Barry Y. Welsh, Chi-Na Lee, Dae-Hee Lee, Eric J. Korpela, Ho Jin, Jerry Edelstein, Jong-Ho Shinn, Kyoung Wook Min, Uk-Won Nam, Wonyong Han

arxiv:astro-ph/0604454 v1 · 2006-04-21 · 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{RBNBH4RZ2O776IP7YJPZXA7A27}

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	2026-05-18T04:36:21.453375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

885a13f239d3bfff21ffc25f9b83e0d7daf9bc2dc1cad51c7357bd1bc48b6290

Aliases

arxiv: astro-ph/0604454 · arxiv_version: astro-ph/0604454v1 · doi: 10.48550/arxiv.astro-ph/0604454 · pith_short_12: RBNBH4RZ2O77 · pith_short_16: RBNBH4RZ2O776IP7 · pith_short_8: RBNBH4RZ

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/RBNBH4RZ2O776IP7YJPZXA7A27 \
  | 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: 885a13f239d3bfff21ffc25f9b83e0d7daf9bc2dc1cad51c7357bd1bc48b6290

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "406e6b238244c40f4c1c71c9207ecb10a20510d39bbfc9e87b725d3eee17a44c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-04-21T04:48:20Z",
    "title_canon_sha256": "2ba47b4d663a4c15946288b546f1fb77fea99b2d2b548419b4d52988d84041a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0604454",
    "kind": "arxiv",
    "version": 1
  }
}