Pith Number

pith:U67BSGVE

pith:2023:U67BSGVETXI66TMK2C74ZXHLX2

not attested not anchored not stored refs pending

The first comprehensive study of a giant nebula around a radio-quiet quasar in the $z < 1$ Universe

Gwen C. Rudie, Hsiao-Wen Chen, Jarle Brinchmann, Jennifer I-Hsiu Li, Joop Schaye, Mandy C. Chen, Michael V. Maseda, Nishant Mishra, Sean D. Johnson, Sebastiano Cantalupo, Sowgat Muzahid, Wolfram Kollatschny, Zhuoqi Will Liu

arxiv:2309.00053 v3 · 2023-08-31 · 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{U67BSGVETXI66TMK2C74ZXHLX2}

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	2026-07-05T07:06:33.610948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7be191aa49dd1ef4d8ad0bfccdcebbebd438b7ca2ed05b93016afed25f5e27e

Aliases

arxiv: 2309.00053 · arxiv_version: 2309.00053v3 · doi: 10.48550/arxiv.2309.00053 · pith_short_12: U67BSGVETXI6 · pith_short_16: U67BSGVETXI66TMK · pith_short_8: U67BSGVE

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/U67BSGVETXI66TMK2C74ZXHLX2 \
  | 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: a7be191aa49dd1ef4d8ad0bfccdcebbebd438b7ca2ed05b93016afed25f5e27e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1913e1d384bf07f77c3cc74038bb7ef529eb876abff7702df66d3961957da9ec",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-08-31T18:00:23Z",
    "title_canon_sha256": "e6aca2caa46bdc4a0c2575573fd618d5a7584f1364c92ee5862d0737f56104dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.00053",
    "kind": "arxiv",
    "version": 3
  }
}