Pith Number

pith:CZOJIBZH

pith:2018:CZOJIBZHUBPFIO62RO6RGMBAVM

not attested not anchored not stored refs pending

Chemical evolution of the metal poor Globular Cluster NGC 6809

C. Mu\~noz, C. Valenzuela-Calderon, M.J. Rain, S. Villanova

arxiv:1811.12457 v1 · 2018-11-29 · 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{CZOJIBZHUBPFIO62RO6RGMBAVM}

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	2026-05-17T23:58:01.453459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

165c940727a05e543bda8bbd133020ab2dd8eec237fdc8cb305a957b061aa851

Aliases

arxiv: 1811.12457 · arxiv_version: 1811.12457v1 · doi: 10.48550/arxiv.1811.12457 · pith_short_12: CZOJIBZHUBPF · pith_short_16: CZOJIBZHUBPFIO62 · pith_short_8: CZOJIBZH

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/CZOJIBZHUBPFIO62RO6RGMBAVM \
  | 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: 165c940727a05e543bda8bbd133020ab2dd8eec237fdc8cb305a957b061aa851

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "695e368f4195d0c7fcd94d1b81b262226a3dbb7799605ecbc1adff0f33249d4f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-11-29T19:59:38Z",
    "title_canon_sha256": "f187d7de9d8a540d262a805172e3b178528cf49364b5543aff17a2287d2f1325"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12457",
    "kind": "arxiv",
    "version": 1
  }
}