Pith Number

pith:43PCLVFP

pith:2003:43PCLVFPIC5T27MN2WY2TIWS37

not attested not anchored not stored refs pending

Unveiling Radio Loudness in Quasars

A. Celotti, L. Danese, M. Cirasuolo, M. Magliocchetti

arxiv:astro-ph/0312453 v1 · 2003-12-17 · 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{43PCLVFPIC5T27MN2WY2TIWS37}

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	2026-07-04T14:13:15.340210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6de25d4af40bb3d7d8dd5b1a9a2d2dfcc5615f0266031e7bb5c74b4312ec251

Aliases

arxiv: astro-ph/0312453 · arxiv_version: astro-ph/0312453v1 · doi: 10.48550/arxiv.astro-ph/0312453 · pith_short_12: 43PCLVFPIC5T · pith_short_16: 43PCLVFPIC5T27MN · pith_short_8: 43PCLVFP

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/43PCLVFPIC5T27MN2WY2TIWS37 \
  | 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: e6de25d4af40bb3d7d8dd5b1a9a2d2dfcc5615f0266031e7bb5c74b4312ec251

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc7247229ad952bb4882b27b0398cd168ae3469aaa83d6472403489ee7fea9c8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-12-17T15:56:41Z",
    "title_canon_sha256": "bcc654f189b76321151ca248aff7e9493eb652d065c847f1df4da9f97607667f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0312453",
    "kind": "arxiv",
    "version": 1
  }
}