Pith Number

pith:KPKY64NZ

pith:2016:KPKY64NZYR4HDACDWFCULKKVLE

not attested not anchored not stored refs pending

A far-ultraviolet variable with an 18-minute period in the globular cluster NGC 1851

A. Dieball, A. Sarajedini, C. Knigge, D. Pooley, D. R. Zurek, K. S. Long, M. Shara, T. J. Maccarone

arxiv:1605.04827 v2 · 2016-05-16 · 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{KPKY64NZYR4HDACDWFCULKKVLE}

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	2026-05-18T01:13:46.893294Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53d58f71b9c478718043b14545a955593b6288b5e9625323190e7728d0b1d8ea

Aliases

arxiv: 1605.04827 · arxiv_version: 1605.04827v2 · doi: 10.48550/arxiv.1605.04827 · pith_short_12: KPKY64NZYR4H · pith_short_16: KPKY64NZYR4HDACD · pith_short_8: KPKY64NZ

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/KPKY64NZYR4HDACDWFCULKKVLE \
  | 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: 53d58f71b9c478718043b14545a955593b6288b5e9625323190e7728d0b1d8ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0b0478177ccb0cd39865a05400081fef57072b5cd07297584121e5450d92ae5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-05-16T16:23:05Z",
    "title_canon_sha256": "a2b0c0b3ef8343acd8db7880241eb488aa03bba772eb69e20ccced7f8faa91f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.04827",
    "kind": "arxiv",
    "version": 2
  }
}