Pith Number

pith:WISFWRYJ

pith:2015:WISFWRYJ5IYRDLUW6UXHBMRASD

not attested not anchored not stored refs pending

Global survey of star clusters in the Milky Way IV. 63 new open clusters detected by proper motions

A.E. Piskunov, E. Schilbach, N.V. Kharchenko, R.-D. Scholz, S. R\"oser

arxiv:1507.02125 v1 · 2015-07-08 · 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{WISFWRYJ5IYRDLUW6UXHBMRASD}

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	2026-05-18T01:34:15.694371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2245b4709ea3111ae96f52e70b22090de08b36f007bfacbb303238abdcf18a8

Aliases

arxiv: 1507.02125 · arxiv_version: 1507.02125v1 · doi: 10.48550/arxiv.1507.02125 · pith_short_12: WISFWRYJ5IYR · pith_short_16: WISFWRYJ5IYRDLUW · pith_short_8: WISFWRYJ

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/WISFWRYJ5IYRDLUW6UXHBMRASD \
  | 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: b2245b4709ea3111ae96f52e70b22090de08b36f007bfacbb303238abdcf18a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97d841e333581c922c68d7aa576cad7b8b632ec5e816506cf7f78303e133f78d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-07-08T12:38:56Z",
    "title_canon_sha256": "789784aa81a2033cc21f9dde8b1ed0e21ffabdc5b9344fd1e58b16ecea60fbfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02125",
    "kind": "arxiv",
    "version": 1
  }
}