Pith Number

pith:2OPRDODL

pith:2012:2OPRDODLX77DFHZ4CV7GNB7FOY

not attested not anchored not stored refs pending

The SLUGGS Survey: NGC 3115, A Critical Test Case for Metallicity Bimodality in Globular Cluster Systems

Aaron J. Romanowsky, Charlie Conroy, Christopher Usher, Duncan A. Forbes, Jacob A. Arnold, Jay Strader, Jean P. Brodie

arxiv:1209.5390 v1 · 2012-09-24 · 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{2OPRDODLX77DFHZ4CV7GNB7FOY}

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	2026-05-18T01:54:19.380429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d39f11b86bbffe329f3c157e6687e576162a46d613b603e92d929ae719923de8

Aliases

arxiv: 1209.5390 · arxiv_version: 1209.5390v1 · doi: 10.48550/arxiv.1209.5390 · pith_short_12: 2OPRDODLX77D · pith_short_16: 2OPRDODLX77DFHZ4 · pith_short_8: 2OPRDODL

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/2OPRDODLX77DFHZ4CV7GNB7FOY \
  | 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: d39f11b86bbffe329f3c157e6687e576162a46d613b603e92d929ae719923de8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d3952bb156546154b515ac4c1dbbac7f55e5a72be22680e2715106353db6c9b",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-24T20:00:00Z",
    "title_canon_sha256": "52afe4414686b57dc957599a5887a4f2e8b4eee285bff55aa4dedea235b1ae15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5390",
    "kind": "arxiv",
    "version": 1
  }
}