Pith Number

pith:PG3ISD5X

pith:2024:PG3ISD5XZNYAK67YZJRQUVVXGN

not attested not anchored not stored refs pending

A blazar in the epoch of reionization

Aaron J. Barth, Andrew Fabian, Anna-Christina Eilers, Antonio Pensabene, Bram P. Venemans, Chiara Mazzucchelli, Chris Carilli, Daniel Stern, Eduardo Banados, Emanuele P. Farina, Emmanuel Momjian, Fabian Walter, Feige Wang, Irham Taufik Andika, Jan-Torge Schindler, Jinyi Yang, Joseph F. Hennawi, Roberto Decarli, Silvia Belladitta, Sofia Rojas-Ruiz, Thomas Connor, Xiaohui Fan, Yana Khusanova, Zhang-Liang Xie

arxiv:2407.07236 v2 · 2024-07-09 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PG3ISD5XZNYAK67YZJRQUVVXGN}

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	2026-07-05T09:49:43.906475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79b6890fb7cb70057bf8ca630a56b73340cf09517392d034c5ce74c3b586f8aa

Aliases

arxiv: 2407.07236 · arxiv_version: 2407.07236v2 · doi: 10.48550/arxiv.2407.07236 · pith_short_12: PG3ISD5XZNYA · pith_short_16: PG3ISD5XZNYAK67Y · pith_short_8: PG3ISD5X

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/PG3ISD5XZNYAK67YZJRQUVVXGN \
  | 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: 79b6890fb7cb70057bf8ca630a56b73340cf09517392d034c5ce74c3b586f8aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4de71deb2da0586165fe59fdddac7df0f0a130b4fe5492015eee3759d9907801",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-07-09T21:23:51Z",
    "title_canon_sha256": "add5d1bb670c447316753af0898ee5de23010a6db7dbc21ebf654d951f964e32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.07236",
    "kind": "arxiv",
    "version": 2
  }
}