Pith Number

pith:RV2U3GO2

pith:2022:RV2U3GO2IO6PSX53OVDA5FSMQE

not attested not anchored not stored refs pending

The Pan-STARRS1 z>5.6 quasar survey II: Discovery of 55 Quasars at 5.6<z<6.5

Andrew Connor, Antonio Pensabene, Bram P. Venemans, Chiara Mazzucchelli, Da-Ming Yang, Daniel Stern, Eduardo Banados, Emanuele Paolo Farina, Fabian Walter, Gael Noirot, Gijs A. Verdoes Kleijn, Hans-Walter Rix, Jan-Torge Schindler, Joseph F. Hennawi, Joseph Simon, Nidia Morrell, Riccardo Nanni, Roberto Decarli, Romain A. Meyer, Thomas Connor, Xiaohui Fan, Yana Khusanova, Zhang-Liang Xie

arxiv:2212.04452 v1 · 2022-12-08 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RV2U3GO2IO6PSX53OVDA5FSMQE}

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	2026-07-05T05:50:56.225996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d754d99da43bcf95fbb75460e964c811633b6d9c0bdb7b4f6d58bd628d74e80

Aliases

arxiv: 2212.04452 · arxiv_version: 2212.04452v1 · doi: 10.48550/arxiv.2212.04452 · pith_short_12: RV2U3GO2IO6P · pith_short_16: RV2U3GO2IO6PSX53 · pith_short_8: RV2U3GO2

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/RV2U3GO2IO6PSX53OVDA5FSMQE \
  | 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: 8d754d99da43bcf95fbb75460e964c811633b6d9c0bdb7b4f6d58bd628d74e80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c5551afe557b79427aaa5b241b4e63172d131e11b94a7054df129002e6d183e",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-12-08T18:19:41Z",
    "title_canon_sha256": "32a84c8f50dc93d8ebb610413e0b0986157776fb1a6b025c01ffb689ce71e2ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.04452",
    "kind": "arxiv",
    "version": 1
  }
}