Pith Number

pith:PZ2UGCY3

pith:2019:PZ2UGCY3W4YBWVQVAN2Y5XDYGH

not attested not anchored not stored refs pending

A Possible Relic Star Cluster in the Sextans Dwarf Galaxy

Hak-Sub Kim, Hyunjin Jeong, Sang-Il Han, Seok-Joo Joo, Suk-Jin Yoon

arxiv:1901.02458 v1 · 2019-01-08 · 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{PZ2UGCY3W4YBWVQVAN2Y5XDYGH}

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	2026-05-17T23:56:40.473776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e75430b1bb7301b561503758edc7831fcbd3b6448ad2001b9739c877f7013c6

Aliases

arxiv: 1901.02458 · arxiv_version: 1901.02458v1 · doi: 10.48550/arxiv.1901.02458 · pith_short_12: PZ2UGCY3W4YB · pith_short_16: PZ2UGCY3W4YBWVQV · pith_short_8: PZ2UGCY3

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/PZ2UGCY3W4YBWVQVAN2Y5XDYGH \
  | 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: 7e75430b1bb7301b561503758edc7831fcbd3b6448ad2001b9739c877f7013c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5094fd363ef25df6a3c8a30bf5c103afd7cc4988e21dde397a87fdb15aa6e015",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-08T19:00:01Z",
    "title_canon_sha256": "ea0e07dc0f862bdd0ce915c95d404ab3933b7abacb13d1c3a24f6830921edfc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02458",
    "kind": "arxiv",
    "version": 1
  }
}