Pith Number

pith:XXSWAW7X

pith:2020:XXSWAW7XQMVKW6HCIWUN6FZ2R2

not attested not anchored not stored refs pending

Evolution of fractality and rotation in embedded star clusters

Alessandro Ballone, Mario Spera, Michela Mapelli, Sara Rastello, Stefano Torniamenti, Ugo N. di Carlo

arxiv:2001.10003 v2 · 2020-01-27 · 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{XXSWAW7XQMVKW6HCIWUN6FZ2R2}

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	2026-07-05T01:10:32.606042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bde5605bf7832aab78e245a8df173a8e82d094291a7efc808ee7d3d3e33df3cb

Aliases

arxiv: 2001.10003 · arxiv_version: 2001.10003v2 · doi: 10.48550/arxiv.2001.10003 · pith_short_12: XXSWAW7XQMVK · pith_short_16: XXSWAW7XQMVKW6HC · pith_short_8: XXSWAW7X

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/XXSWAW7XQMVKW6HCIWUN6FZ2R2 \
  | 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: bde5605bf7832aab78e245a8df173a8e82d094291a7efc808ee7d3d3e33df3cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f2d46a9dd302734d252ad0c14c80e0bf9eaaa34837337ae3898a17099966f95",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-01-27T19:00:02Z",
    "title_canon_sha256": "56903dd43604c683df2de1582a0645a4fc79737da43ae771c799cb0ee587af8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.10003",
    "kind": "arxiv",
    "version": 2
  }
}