Pith Number

pith:OKX4SCTS

pith:2005:OKX4SCTSH5P4TLSJFDMPCSK4J7

not attested not anchored not stored refs pending

VLT-FLAMES observations of young stellar clusters in the Magellanic Clouds

C. J. Evans, D. J. Lennon, S. J. Smartt

arxiv:astro-ph/0508645 v2 · 2005-08-30 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OKX4SCTSH5P4TLSJFDMPCSK4J7}

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	2026-07-04T14:14:23.210457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72afc90a723f5fc9ae4928d8f1495c4fd4d9b00c7a4631bd830dac44c76fd1ae

Aliases

arxiv: astro-ph/0508645 · arxiv_version: astro-ph/0508645v2 · doi: 10.48550/arxiv.astro-ph/0508645 · pith_short_12: OKX4SCTSH5P4 · pith_short_16: OKX4SCTSH5P4TLSJ · pith_short_8: OKX4SCTS

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/OKX4SCTSH5P4TLSJFDMPCSK4J7 \
  | 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: 72afc90a723f5fc9ae4928d8f1495c4fd4d9b00c7a4631bd830dac44c76fd1ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62ca77f94caf019135b290104eb85ec9870f1e41f943f38ef5997e0bad55d315",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-08-30T15:03:20Z",
    "title_canon_sha256": "7c59c2a815b8bc5f73a73ae57adc60f272385d1a3f9e539815131442be407c3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0508645",
    "kind": "arxiv",
    "version": 2
  }
}