Pith Number

pith:WWLZJVOK

pith:2022:WWLZJVOK4L3JRJCFMCBKYE2CS2

not attested not anchored not stored refs pending

The Disk Population in a Distant Massive Protocluster

John J. Tobin, Jonathan C. Tan, Junfeng Wang, Morten Andersen, Ruben Fedriani, Yu Cheng

arxiv:2210.09870 v1 · 2022-10-18 · 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{WWLZJVOK4L3JRJCFMCBKYE2CS2}

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	2026-07-05T05:22:57.798441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b59794d5cae2f698a4456082ac134296bdc0d6606788f0c415e568142a2eb21e

Aliases

arxiv: 2210.09870 · arxiv_version: 2210.09870v1 · doi: 10.48550/arxiv.2210.09870 · pith_short_12: WWLZJVOK4L3J · pith_short_16: WWLZJVOK4L3JRJCF · pith_short_8: WWLZJVOK

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/WWLZJVOK4L3JRJCFMCBKYE2CS2 \
  | 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: b59794d5cae2f698a4456082ac134296bdc0d6606788f0c415e568142a2eb21e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41ec0516923102f89123d1b233d682c6bdda91437609ebf0eb0cca0891fb8072",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-10-18T13:59:02Z",
    "title_canon_sha256": "e08bc41c5efa8145d054441cbfb6305a1dd4a92db26ccf4e652a5c0ba94eca65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.09870",
    "kind": "arxiv",
    "version": 1
  }
}