Pith Number

pith:QNQBCFWW

pith:1998:QNQBCFWWLYODP6AHUKHLSTLAPR

not attested not anchored not stored refs pending

Constraints on UV Absorption in the Intracluster Medium of Abell 1030

A. M. Koekemoer, C. L. Sarazin, C. P. O'Dea, F. N. Owen, M. J. Ledlow, S. A. Baum

arxiv:astro-ph/9806386 v1 · 1998-06-30 · 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{QNQBCFWWLYODP6AHUKHLSTLAPR}

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	2026-07-04T16:06:49.000264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83601116d65e1c37f807a28eb94d607c5dccd851c441a3e5f34380cfa2f6f084

Aliases

arxiv: astro-ph/9806386 · arxiv_version: astro-ph/9806386v1 · doi: 10.48550/arxiv.astro-ph/9806386 · pith_short_12: QNQBCFWWLYOD · pith_short_16: QNQBCFWWLYODP6AH · pith_short_8: QNQBCFWW

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/QNQBCFWWLYODP6AHUKHLSTLAPR \
  | 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: 83601116d65e1c37f807a28eb94d607c5dccd851c441a3e5f34380cfa2f6f084

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35c05da4a5dc153b78d193650bb1495909942cbadba8a419aff686c5cd7a2465",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-06-30T14:18:59Z",
    "title_canon_sha256": "f2fea43db90fbb5e7aa380741752e7e5b9ed6cb2c7cd30ec103ab8ed0fbf32fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9806386",
    "kind": "arxiv",
    "version": 1
  }
}