Pith Number

pith:XSN344AI

pith:2020:XSN344AISIPQWDBZTZG3DJAOFF

not attested not anchored not stored refs pending

Multiple populations in massive star clusters under the magnifying glass of photometry: Theory and tools

INFN Sezione di Pisa, Italy), Liverpool, Liverpool John Moores University, Maurizio Salaris (ARI, Santi Cassisi (INAF - Astronomical Observatory of Teramo, UK), Universita' di Pisa

arxiv:2006.13172 v2 · 2020-06-23 · astro-ph.SR · 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{XSN344AISIPQWDBZTZG3DJAOFF}

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	2026-07-05T01:19:09.795186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc9bbe7008921f0b0c399e4db1a40e2953151f6a4e22c126781b5413a6ebabbc

Aliases

arxiv: 2006.13172 · arxiv_version: 2006.13172v2 · doi: 10.48550/arxiv.2006.13172 · pith_short_12: XSN344AISIPQ · pith_short_16: XSN344AISIPQWDBZ · pith_short_8: XSN344AI

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/XSN344AISIPQWDBZTZG3DJAOFF \
  | 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: bc9bbe7008921f0b0c399e4db1a40e2953151f6a4e22c126781b5413a6ebabbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ce10c647adb77e218b6e6028ab20cf56f24787a842b8e856cbdaac027804d38",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-06-23T17:19:53Z",
    "title_canon_sha256": "f5f479b66d7c90f5dfb536ff1cfefb4b9e58d5ea5bf636eabc5c171398cd4366"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.13172",
    "kind": "arxiv",
    "version": 2
  }
}