Pith Number

pith:3YMKTO7C

pith:2018:3YMKTO7CBQNU2BOKW35CIPOXB7

not attested not anchored not stored refs pending

Science with an ngVLA: Debris disk structure and composition

Brenda Matthews, David Wilner, Grant Kennedy, Jane Greaves, Luca Matra, Mark Wyatt

arxiv:1810.06719 v1 · 2018-10-15 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3YMKTO7CBQNU2BOKW35CIPOXB7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:03:11.798446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de18a9bbe20c1b4d05cab6fa243dd70fcc2126b0c75bcc5389e9610b249d59ec

Aliases

arxiv: 1810.06719 · arxiv_version: 1810.06719v1 · doi: 10.48550/arxiv.1810.06719 · pith_short_12: 3YMKTO7CBQNU · pith_short_16: 3YMKTO7CBQNU2BOK · pith_short_8: 3YMKTO7C

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/3YMKTO7CBQNU2BOKW35CIPOXB7 \
  | 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: de18a9bbe20c1b4d05cab6fa243dd70fcc2126b0c75bcc5389e9610b249d59ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8ccc63113b389e57bcf8a0b2fd1fe39c527f1e0d0f2976e45eb91398f8bb555",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-15T21:55:33Z",
    "title_canon_sha256": "8bf00986de868aaecca3db99892e716caea76fbb5660a68b293bdcd15e69e8d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06719",
    "kind": "arxiv",
    "version": 1
  }
}