Pith Number

pith:J7FAEJ4C

pith:2017:J7FAEJ4CNHTNJEIGN4ZOYA4ECR

not attested not anchored not stored refs pending

The WISSH quasars Project: II. Giant star nurseries in hyper-luminous quasars

A. Bongiorno, C. Feruglio, C. Pappalardo, C. Vignali, E. Piconcelli, F. Duras, F. Fiore, F. La Franca, G. Vietri, L. Zappacosta, M. Bischetti, R. Schneider, R. Valiante, S. Bianchi, S. Martocchia

arxiv:1706.04214 v2 · 2017-06-13 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J7FAEJ4CNHTNJEIGN4ZOYA4ECR}

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	2026-05-18T00:38:02.246030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fca02278269e6d491066f32ec0384145b4ad137006d28d3bec58f931f9c0635

Aliases

arxiv: 1706.04214 · arxiv_version: 1706.04214v2 · doi: 10.48550/arxiv.1706.04214 · pith_short_12: J7FAEJ4CNHTN · pith_short_16: J7FAEJ4CNHTNJEIG · pith_short_8: J7FAEJ4C

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/J7FAEJ4CNHTNJEIGN4ZOYA4ECR \
  | 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: 4fca02278269e6d491066f32ec0384145b4ad137006d28d3bec58f931f9c0635

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c573d4120465895af117a17162b1b219a32fd2daf0e501ca490a53f6fd844d7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-06-13T18:20:59Z",
    "title_canon_sha256": "57b64f98f9bb9b3c027679f9bbacf09437e1a41e491bc323a1b80eb483fcd4b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.04214",
    "kind": "arxiv",
    "version": 2
  }
}