Pith Number

pith:AGROMZ3H

pith:2009:AGROMZ3HBAU2F6N63LIRGPU5YK

not attested not anchored not stored refs pending

Astrophysical properties of binary star clusters in the Small Magellanic Cloud

A. A. Schmidt, E. Bica, J. F. C. Santos Jr.

arxiv:0909.4712 v1 · 2009-09-25 · 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{AGROMZ3HBAU2F6N63LIRGPU5YK}

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	2026-05-18T02:11:37.582576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01a2e667670829a2f9bedad1133e9dc28f550a57b4cf5df33d40e9c63b80ba09

Aliases

arxiv: 0909.4712 · arxiv_version: 0909.4712v1 · doi: 10.48550/arxiv.0909.4712 · pith_short_12: AGROMZ3HBAU2 · pith_short_16: AGROMZ3HBAU2F6N6 · pith_short_8: AGROMZ3H

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/AGROMZ3HBAU2F6N63LIRGPU5YK \
  | 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: 01a2e667670829a2f9bedad1133e9dc28f550a57b4cf5df33d40e9c63b80ba09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44ca342ca21a06e3dd86a76c4da27e4e66f10c7214c55e8c3cdb6cf90b26b735",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-09-25T14:34:13Z",
    "title_canon_sha256": "95b05a6c126c088c761c5ffb1b02618e80ae2ac0a72160c74048517400ab471b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.4712",
    "kind": "arxiv",
    "version": 1
  }
}