Pith Number

pith:T7QOHUQU

pith:2018:T7QOHUQUYVRWH5EUQFOS2FA62C

not attested not anchored not stored refs pending

The Fundamental Plane of Open Clusters

Shiyin Shen, Xiaoying Pang, Zhengyi Shao

arxiv:1811.00311 v1 · 2018-11-01 · 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{T7QOHUQUYVRWH5EUQFOS2FA62C}

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	2026-05-17T23:59:48.715586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fe0e3d214c56363f494815d2d141ed08010db3b05b4579a46ec8c26fc45a47b

Aliases

arxiv: 1811.00311 · arxiv_version: 1811.00311v1 · doi: 10.48550/arxiv.1811.00311 · pith_short_12: T7QOHUQUYVRW · pith_short_16: T7QOHUQUYVRWH5EU · pith_short_8: T7QOHUQU

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/T7QOHUQUYVRWH5EUQFOS2FA62C \
  | 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: 9fe0e3d214c56363f494815d2d141ed08010db3b05b4579a46ec8c26fc45a47b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f017b149ef30a8f8a84001c42a464d9c6599e3bdee4681b13852fcf0c1ef8df9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-11-01T11:00:19Z",
    "title_canon_sha256": "0d57187caebd9f42daca0dfbaba56f07baf21c0eaa1683bc30b81ac1f6ebdc7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00311",
    "kind": "arxiv",
    "version": 1
  }
}