Pith Number

pith:62JLFHW5

pith:1998:62JLFHW5VXO5F4MD4HX2HQ3ID7

not attested not anchored not stored refs pending

A new sample of faint Gigahertz Peaked Spectrum radio sources

A. G. de Bruyn, G. K. Miley, H. J. A. Rottgering, I. A. G. Snellen, M. N. Bremer, R. B. Rengelink, R. T. Schilizzi

arxiv:astro-ph/9803140 v1 · 1998-03-12 · 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{62JLFHW5VXO5F4MD4HX2HQ3ID7}

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	2026-07-04T16:06:13.853944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f692b29eddadddd2f183e1efa3c3681fefc45d28b4227302ec430d4c69a620d2

Aliases

arxiv: astro-ph/9803140 · arxiv_version: astro-ph/9803140v1 · doi: 10.48550/arxiv.astro-ph/9803140 · pith_short_12: 62JLFHW5VXO5 · pith_short_16: 62JLFHW5VXO5F4MD · pith_short_8: 62JLFHW5

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/62JLFHW5VXO5F4MD4HX2HQ3ID7 \
  | 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: f692b29eddadddd2f183e1efa3c3681fefc45d28b4227302ec430d4c69a620d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9554fcf58660140a799ce1577a10d87708c992547492f7beadc1f3db188added",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-03-12T14:52:02Z",
    "title_canon_sha256": "0a05fa46aba9b822fd2d514fa01224173e1535055f8f2dbe46aa494ad076b163"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9803140",
    "kind": "arxiv",
    "version": 1
  }
}