Pith Number

pith:WBQP6KVK

pith:2015:WBQP6KVKLRGU2PB6WL363QN2RA

not attested not anchored not stored refs pending

Str\"omgren uvby photometry of the peculiar globular cluster NGC 2419

Andreas Koch, Mark I. Wilkinson, Matthias J. Frank, Mike Irwin, Nikolay Kacharov, Sofia Feltzing

arxiv:1510.02482 v1 · 2015-10-08 · 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{WBQP6KVKLRGU2PB6WL363QN2RA}

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	2026-05-18T01:30:42.344406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b060ff2aaa5c4d4d3c3eb2f7edc1ba8814a7bf85e9538e6a2800a8b9a13d93e7

Aliases

arxiv: 1510.02482 · arxiv_version: 1510.02482v1 · doi: 10.48550/arxiv.1510.02482 · pith_short_12: WBQP6KVKLRGU · pith_short_16: WBQP6KVKLRGU2PB6 · pith_short_8: WBQP6KVK

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/WBQP6KVKLRGU2PB6WL363QN2RA \
  | 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: b060ff2aaa5c4d4d3c3eb2f7edc1ba8814a7bf85e9538e6a2800a8b9a13d93e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae96b685ca5f15541853de818d6d83cde7c9b25113a513038c05ecc5456339fa",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-10-08T20:06:03Z",
    "title_canon_sha256": "69513e9aed3b3da56fd526976bdbd20a440570e52e7c02f73c4c163f133a2fbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02482",
    "kind": "arxiv",
    "version": 1
  }
}