Pith Number

pith:X2UAKUML

pith:2022:X2UAKUMLICGV4K4G5PPPDXMIDF

not attested not anchored not stored refs pending

New Radio-Loud QSOs at the end of the Re-ionisation Epoch

A. Caccianiga, A. Moretti, G. Drouart, J. K. Leung, J. W. Broderick, L. Ighina, N. Seymour, S. Belladitta

arxiv:2212.06168 v1 · 2022-12-12 · 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{X2UAKUMLICGV4K4G5PPPDXMIDF}

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	2026-07-05T05:28:33.755709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bea805518b408d5e2b86ebdef1dd88194e97d217663580b7a3d4f014df2f788b

Aliases

arxiv: 2212.06168 · arxiv_version: 2212.06168v1 · doi: 10.48550/arxiv.2212.06168 · pith_short_12: X2UAKUMLICGV · pith_short_16: X2UAKUMLICGV4K4G · pith_short_8: X2UAKUML

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/X2UAKUMLICGV4K4G5PPPDXMIDF \
  | 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: bea805518b408d5e2b86ebdef1dd88194e97d217663580b7a3d4f014df2f788b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c934243e07d36d7f314741de985fa1157a5af24e43e14668d39731e244bd673",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-12-12T19:00:03Z",
    "title_canon_sha256": "a4fab1a53fb59c702dcc1fc23697ce08053fe05c0de364a31b23a846e9cc8492"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.06168",
    "kind": "arxiv",
    "version": 1
  }
}