Pith Number

pith:KJ4HTPVC

pith:2018:KJ4HTPVCES5HGAFI5RHAL4QMXG

not attested not anchored not stored refs pending

What drives the radio slopes in radio quiet quasars?

Ari Laor, Ehud Behar, Ranieri D. Baldi

arxiv:1810.10245 v1 · 2018-10-24 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KJ4HTPVCES5HGAFI5RHAL4QMXG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:59:48.895583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

527879bea224ba7300a8ec4e05f20cb9ba81cfec0cd71d15dadf3102312a2791

Aliases

arxiv: 1810.10245 · arxiv_version: 1810.10245v1 · doi: 10.48550/arxiv.1810.10245 · pith_short_12: KJ4HTPVCES5H · pith_short_16: KJ4HTPVCES5HGAFI · pith_short_8: KJ4HTPVC

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/KJ4HTPVCES5HGAFI5RHAL4QMXG \
  | 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: 527879bea224ba7300a8ec4e05f20cb9ba81cfec0cd71d15dadf3102312a2791

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccfbe4171677c631faf8fc16ae4d198cb95c1f2e76d2c55b92a3df29ea4d07c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-24T08:44:51Z",
    "title_canon_sha256": "ca70fbaa4cced68f52b29cc334f8609a3e0ad666674c655f4045494860c113f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.10245",
    "kind": "arxiv",
    "version": 1
  }
}