Pith Number

pith:WXR7G6WG

pith:2006:WXR7G6WGYQCCFE6IJVOH4ISZB5

not attested not anchored not stored refs pending

Connection between the Age Distributions of Star Clusters and Field Stars: A First Application to the Small Magellanic Cloud

Bradley C. Whitmore (STScI), Carnegie Obs.), Rupali Chandar (JHU, S. Michael Fall (STScI)

arxiv:astro-ph/0609360 v1 · 2006-09-13 · 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{WXR7G6WGYQCCFE6IJVOH4ISZB5}

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	2026-05-18T04:28:57.761168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5e3f37ac6c4042293c84d5c7e22590f7830839265500eece789ffbb3e23bb1c

Aliases

arxiv: astro-ph/0609360 · arxiv_version: astro-ph/0609360v1 · doi: 10.48550/arxiv.astro-ph/0609360 · pith_short_12: WXR7G6WGYQCC · pith_short_16: WXR7G6WGYQCCFE6I · pith_short_8: WXR7G6WG

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/WXR7G6WGYQCCFE6IJVOH4ISZB5 \
  | 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: b5e3f37ac6c4042293c84d5c7e22590f7830839265500eece789ffbb3e23bb1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f9103ac631a99f8a409e8147254c0fddd42ddc578651109a7e6e941aa0d77e1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-09-13T15:08:31Z",
    "title_canon_sha256": "833faf960ac18bb5d4c057168f423153416fd716408385050422d6b81076368f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0609360",
    "kind": "arxiv",
    "version": 1
  }
}