Pith Number

pith:CSS4YYPG

pith:2022:CSS4YYPGD6ZLEIAAMF4P3HOVTA

not attested not anchored not stored refs pending

Are the Newly-Discovered $z \sim 13$ Drop-out Sources Starburst Galaxies or Quasars?

Abraham Loeb, Akio K. Inoue, Fabio Pacucci, Pratika Dayal, Yuichi Harikane

arxiv:2201.00823 v2 · 2022-01-03 · astro-ph.GA · astro-ph.CO · 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{CSS4YYPGD6ZLEIAAMF4P3HOVTA}

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

SCRIPT in the Cosmic Dawn: Distinguishing Redshift-Evolving Galaxy Populations with 21-cm Fluctuations

Receipt and verification

First computed	2026-07-05T04:41:53.311102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14a5cc61e61fb2b220006178fd9dd59802b018208ab4e963b0f7c8ff40549e5a

Aliases

arxiv: 2201.00823 · arxiv_version: 2201.00823v2 · doi: 10.48550/arxiv.2201.00823 · pith_short_12: CSS4YYPGD6ZL · pith_short_16: CSS4YYPGD6ZLEIAA · pith_short_8: CSS4YYPG

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/CSS4YYPGD6ZLEIAAMF4P3HOVTA \
  | 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: 14a5cc61e61fb2b220006178fd9dd59802b018208ab4e963b0f7c8ff40549e5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00177695e7017b165647aabf8b962994e505e176e4e98607e091521e7217615b",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-01-03T19:00:00Z",
    "title_canon_sha256": "447a6cf7fa2fc621171293a6e7df75995de2d73e67562b1fa08aa5295b35e7c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.00823",
    "kind": "arxiv",
    "version": 2
  }
}