Pith Number

pith:7T3KV3OG

pith:2022:7T3KV3OGW7IA3NMFGMEYUZDYBA

not attested not anchored not stored refs pending

The X-shooter/ALMA Sample of Quasars in the Epoch of Reionization. II. Black Hole Masses, Eddington Ratios, and the Formation of the First Quasars

Alyssa B. Drake, Anna-Christina Eilers, Benny Trakhtenbrot, Bram P. Venemans, Chiara Mazzucchelli, Eduardo Ba\~nados, Emanuele Paolo Farina, Fabian Walter, Feige Wang, Frederick B. Davies, Gabor Worseck, Gisella De Rosa, Jan-Torge Schindler, Jinyi Yang, Joseph F. Hennawi, Marta Volonteri, Masafusa Onoue, Roberto Decarli, Romain A. Meyer, Sarah E. I. Bosman, Thales A. Gutcke, Tiago Costa, Xiaohui Fan

arxiv:2207.05113 v2 · 2022-07-11 · 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{7T3KV3OGW7IA3NMFGMEYUZDYBA}

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.

Cited by

1 paper in Pith

Constraining supermassive primordial black hole clustering with the angular auto-correlation of $z\simeq 6$ quasars

Receipt and verification

First computed	2026-07-05T05:26:45.059102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcf6aaedc6b7d00db58533098a64780832c918d20e693478216abec53f071e43

Aliases

arxiv: 2207.05113 · arxiv_version: 2207.05113v2 · doi: 10.48550/arxiv.2207.05113 · pith_short_12: 7T3KV3OGW7IA · pith_short_16: 7T3KV3OGW7IA3NMF · pith_short_8: 7T3KV3OG

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/7T3KV3OGW7IA3NMFGMEYUZDYBA \
  | 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: fcf6aaedc6b7d00db58533098a64780832c918d20e693478216abec53f071e43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d63204bfe12397421b0c8e167f628425fbb8d065990becdcdb167178961619a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-07-11T18:08:49Z",
    "title_canon_sha256": "7ba4a8f05bec415c0b00b1234827dbea612c133b2bc351d3ad1f8b0375d87a2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.05113",
    "kind": "arxiv",
    "version": 2
  }
}