Pith Number

pith:TKILHRER

pith:2018:TKILHRERQ5QEVY2RWWG3C6RABQ

not attested not anchored not stored refs pending

Exploring the Chemical Composition and Double Horizontal Branch of the Bulge Globular Cluster NGC 6569

Christian I. Johnson, Edward W. Olszewski, John I. Bailey III, Mario Mateo, Matthew G. Walker, Nelson Caldwell, R. Michael Rich

arxiv:1801.10475 v1 · 2018-01-31 · 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{TKILHRERQ5QEVY2RWWG3C6RABQ}

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	2026-05-18T00:24:40.752267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a90b3c49187604ae351b58db17a200c23602b1bdfff270481d70e19fbe4d3a8

Aliases

arxiv: 1801.10475 · arxiv_version: 1801.10475v1 · doi: 10.48550/arxiv.1801.10475 · pith_short_12: TKILHRERQ5QE · pith_short_16: TKILHRERQ5QEVY2R · pith_short_8: TKILHRER

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/TKILHRERQ5QEVY2RWWG3C6RABQ \
  | 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: 9a90b3c49187604ae351b58db17a200c23602b1bdfff270481d70e19fbe4d3a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d7fee3f9be23ad6edb8a6918372efb76e7b5fa61e4b076eb59c56813dbc9c61",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-01-31T15:08:12Z",
    "title_canon_sha256": "8c9ae09b58c54c214a46ca5b0c3236331abb9293fd5e872dd9eb75c81f0f580a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.10475",
    "kind": "arxiv",
    "version": 1
  }
}