Pith Number

pith:JJPTHVDB

pith:2022:JJPTHVDBMXIOQQ26KQRVJYCKHC

not attested not anchored not stored refs pending

The quenching of galaxies, bulges, and disks since cosmic noon: A machine learning approach for identifying causality in astronomical data

Asa F. L. Bluck, Christopher J. Conselice, Joanna M. Piotrowska, Mallory D. Thorp, Roberto Maiolino, Sara L. Ellison, Simcha Brownson

arxiv:2201.07814 v1 · 2022-01-19 · 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{JJPTHVDBMXIOQQ26KQRVJYCKHC}

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	2026-07-05T04:07:30.945011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a5f33d46165d0e8435e542354e04a38b824b49c06ba3e63cc51aa471b1c26b9

Aliases

arxiv: 2201.07814 · arxiv_version: 2201.07814v1 · doi: 10.48550/arxiv.2201.07814 · pith_short_12: JJPTHVDBMXIO · pith_short_16: JJPTHVDBMXIOQQ26 · pith_short_8: JJPTHVDB

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/JJPTHVDBMXIOQQ26KQRVJYCKHC \
  | 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: 4a5f33d46165d0e8435e542354e04a38b824b49c06ba3e63cc51aa471b1c26b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cf582d65a474a80a48fe8b72860f3d2cdff7b4bca113aa2f1cad9fd2406415a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-01-19T19:00:49Z",
    "title_canon_sha256": "78b77ad68900115480cffd37380a49a7a45e698d205ec13e5f5b37753fe49778"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.07814",
    "kind": "arxiv",
    "version": 1
  }
}