Pith Number

pith:TKWXZLKD

pith:2018:TKWXZLKDK6GTTDPP27MK4ZVBH6

not attested not anchored not stored refs pending

An unexpected detection of bifurcated blue straggler sequences in the young globular cluster NGC 2173

Chengyuan Li, Dengkai Jiang, Licai Deng, Richard de Grijs, Yu Xin

arxiv:1802.02307 v1 · 2018-02-07 · 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{TKWXZLKDK6GTTDPP27MK4ZVBH6}

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	2026-05-18T00:19:21.203242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9aad7cad43578d398defd7d8ae66a13fa4fecdec61eb40d59e13320fb56054b7

Aliases

arxiv: 1802.02307 · arxiv_version: 1802.02307v1 · doi: 10.48550/arxiv.1802.02307 · pith_short_12: TKWXZLKDK6GT · pith_short_16: TKWXZLKDK6GTTDPP · pith_short_8: TKWXZLKD

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/TKWXZLKDK6GTTDPP27MK4ZVBH6 \
  | 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: 9aad7cad43578d398defd7d8ae66a13fa4fecdec61eb40d59e13320fb56054b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74332426f28119d986e1aca9c1b8eb95aef9a2ee0239ebf62653bf51b0545913",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-02-07T04:42:08Z",
    "title_canon_sha256": "7c762f1989afc8caaa1f8bcb0c2c2b8d8dbc1e39248b99106852554a5d773f1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02307",
    "kind": "arxiv",
    "version": 1
  }
}