Pith Number

pith:OYA7EYZT

pith:2017:OYA7EYZTWPBYWEESQEGLWSWTXP

not attested not anchored not stored refs pending

Photometric Detection of Multiple Populations in Globular Clusters Using Integrated Light

Amanda Winans, Caryl Gronwall, Catherine A. Pilachowski, Liese van Zee, Robin Ciardullo, William P. Bowman

arxiv:1708.07513 v2 · 2017-08-24 · 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{OYA7EYZTWPBYWEESQEGLWSWTXP}

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	2026-05-18T00:35:19.103018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7601f26333b3c38b1092810cbb4ad3bbcce8eac485b0eaa55b2f68f91bcb9793

Aliases

arxiv: 1708.07513 · arxiv_version: 1708.07513v2 · doi: 10.48550/arxiv.1708.07513 · pith_short_12: OYA7EYZTWPBY · pith_short_16: OYA7EYZTWPBYWEES · pith_short_8: OYA7EYZT

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/OYA7EYZTWPBYWEESQEGLWSWTXP \
  | 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: 7601f26333b3c38b1092810cbb4ad3bbcce8eac485b0eaa55b2f68f91bcb9793

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "120e5397f4d691ee9a7625dc90aa31c9c9a650cdb29ce715a9272f184dadad64",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-08-24T18:00:01Z",
    "title_canon_sha256": "cad1b025131a57c73412d76fd38a46d78a22d3caab52493c7640d5b5288e5e33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07513",
    "kind": "arxiv",
    "version": 2
  }
}