Pith Number

pith:42WLFOEO

pith:2016:42WLFOEO4ZGPQUNPCQEGZ5763G

not attested not anchored not stored refs pending

A spectroscopic study of the Globular Cluster M28 (NGC~6626)

C. Moni Bidin, C. Munoz, F. Mauro, L. Monaco, S. Villanova

arxiv:1610.01834 v1 · 2016-10-06 · 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{42WLFOEO4ZGPQUNPCQEGZ5763G}

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	2026-05-18T01:02:36.057448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6acb2b88ee64cf851af14086cf7fed9bd486f1154b867bc792f5663c4a567fc

Aliases

arxiv: 1610.01834 · arxiv_version: 1610.01834v1 · doi: 10.48550/arxiv.1610.01834 · pith_short_12: 42WLFOEO4ZGP · pith_short_16: 42WLFOEO4ZGPQUNP · pith_short_8: 42WLFOEO

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/42WLFOEO4ZGPQUNPCQEGZ5763G \
  | 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: e6acb2b88ee64cf851af14086cf7fed9bd486f1154b867bc792f5663c4a567fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b78c8394340a55053a513ae23ee98eceb27686d5fa84d9222877728f0d31549",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-06T12:09:15Z",
    "title_canon_sha256": "248662f85180c4d5800bcacacd851aa03633c8e97a662a6a050309fd64aa1c69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.01834",
    "kind": "arxiv",
    "version": 1
  }
}