Pith Number

pith:45UIU7FZ

pith:2026:45UIU7FZ7RE64BHG67YDHPKUAB

not attested not anchored not stored refs pending

Phosphorous in the moderately metal-poor bulge globular clusters NGC 6539 and NGC 6569

Am\^ancio C. S. Fria\c{c}a, Beatriz Barbuy, Bernardo P. L. Ferreira, Cristina Chiappini, Domenico Nardiello, Doug Geisler, Eduardo Bica, Heitor Ernandes, Jos\'e G. Fern\'andez-Trincado, Morgan S. Camargo, Nicolas Barrera, Sergio Ortolani, Stefano O. Souza

arxiv:2608.04185 v1 · 2026-08-04 · astro-ph.GA · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{45UIU7FZ7RE64BHG67YDHPKUAB}

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	2026-08-06T01:31:05.286328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7688a7cb9fc49ee04e6f7f033bd5400738d32111a9d59b18d02f3f3f8b12bdd

Aliases

arxiv: 2608.04185 · arxiv_version: 2608.04185v1 · doi: 10.48550/arxiv.2608.04185 · pith_short_12: 45UIU7FZ7RE6 · pith_short_16: 45UIU7FZ7RE64BHG · pith_short_8: 45UIU7FZ

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/45UIU7FZ7RE64BHG67YDHPKUAB \
  | 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: e7688a7cb9fc49ee04e6f7f033bd5400738d32111a9d59b18d02f3f3f8b12bdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c941df9c66662b146fc975ab67b981edcd8f853bb9da3b05b694d36eedc1273b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-08-04T19:41:56Z",
    "title_canon_sha256": "6783473f225f46db4d17bcea1695e525180990089b9f93c16fe9cd90db96dd45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.04185",
    "kind": "arxiv",
    "version": 1
  }
}