Pith Number

pith:SZ5ONJYJ

pith:1996:SZ5ONJYJLBLCKXPOS53C4NIYB2

not attested not anchored not stored refs pending

Radio Observations of the Marano Field and the Faint Radio Galaxy Population

Carlotta Gruppioni, Gianni Zamorani, Hans R. de Ruiter, Marco Mignoli e Carlo Lari, Paola Parma

arxiv:astro-ph/9612203 v1 · 1996-12-20 · 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{SZ5ONJYJLBLCKXPOS53C4NIYB2}

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	2026-05-18T01:40:18.536081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

967ae6a7095856255dee97762e35180e9587d9238846bddc8e06886686a1cd81

Aliases

arxiv: astro-ph/9612203 · arxiv_version: astro-ph/9612203v1 · doi: 10.48550/arxiv.astro-ph/9612203 · pith_short_12: SZ5ONJYJLBLC · pith_short_16: SZ5ONJYJLBLCKXPO · pith_short_8: SZ5ONJYJ

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/SZ5ONJYJLBLCKXPOS53C4NIYB2 \
  | 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: 967ae6a7095856255dee97762e35180e9587d9238846bddc8e06886686a1cd81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "499cc7f9c1ccb39a05a647323b2e9d987d5ae0d6476cf04a75ddce38f95d6e73",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-12-20T11:41:35Z",
    "title_canon_sha256": "0eeeca9eb79e3d293a1b1d58714a81534c14a50ba216498e4f9427dd9ee5300e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9612203",
    "kind": "arxiv",
    "version": 1
  }
}