Pith Number

pith:25ZLGNP5

pith:2022:25ZLGNP5WJI5PO4ATT4JBWZQ52

not attested not anchored not stored refs pending

The Pan-STARRS1 $\mathbf{z>5.6}$ Quasar Survey: III. The $\mathbf{z\approx6}$ Quasar Luminosity Function

Bram P. Venemans, Chiara Mazzucchelli, Daniel Stern, Eduardo Ba\~nados, Emanuele Paolo Farina, Fabian Walter, Hans-Walter Rix, Jan-Torge Schindler, Riccardo Nanni, Roberto Decarli, Thomas Connor, Xiaohui Fan

arxiv:2212.04179 v2 · 2022-12-08 · 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{25ZLGNP5WJI5PO4ATT4JBWZQ52}

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	2026-07-05T05:40:10.261392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d772b335fdb251d7bb809cf890db30ee997befc075605756d43bc9898b1a276b

Aliases

arxiv: 2212.04179 · arxiv_version: 2212.04179v2 · doi: 10.48550/arxiv.2212.04179 · pith_short_12: 25ZLGNP5WJI5 · pith_short_16: 25ZLGNP5WJI5PO4A · pith_short_8: 25ZLGNP5

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/25ZLGNP5WJI5PO4ATT4JBWZQ52 \
  | 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: d772b335fdb251d7bb809cf890db30ee997befc075605756d43bc9898b1a276b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df2f50d42cf8ee36863b4887db8fb039cfb6a830bda959addc3f187e58594ec9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-12-08T10:34:17Z",
    "title_canon_sha256": "c60535fa59673229759f1ef43d8fd9a6a19211cdc05ad19a8638773008a5b44b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.04179",
    "kind": "arxiv",
    "version": 2
  }
}