Pith Number

pith:TK5XWJVM

pith:2009:TK5XWJVMQHDOABXDWF4FG73HHW

not attested not anchored not stored refs pending

How Universal are the Young Cluster Sequences? - the Cases of LMC, SMC, M83 and the Antennae

A. Eckart, S. Pfalzner

arxiv:0910.5059 v1 · 2009-10-27 · astro-ph.CO · 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{TK5XWJVMQHDOABXDWF4FG73HHW}

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	2026-05-18T02:11:11.051272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9abb7b26ac81c6e006e3b178537f673db85f84085bb2c62319dff53ddc65d46c

Aliases

arxiv: 0910.5059 · arxiv_version: 0910.5059v1 · doi: 10.48550/arxiv.0910.5059 · pith_short_12: TK5XWJVMQHDO · pith_short_16: TK5XWJVMQHDOABXD · pith_short_8: TK5XWJVM

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/TK5XWJVMQHDOABXDWF4FG73HHW \
  | 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: 9abb7b26ac81c6e006e3b178537f673db85f84085bb2c62319dff53ddc65d46c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4aa253fdc9ff81c236db1788b2e8d855ae7354b34c38b5114fbb8697f230dd0a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-27T08:32:11Z",
    "title_canon_sha256": "1fec35af3d448b3706e949ad3b6e173b68cc9acf0c470494e06ed01160024fea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5059",
    "kind": "arxiv",
    "version": 1
  }
}