Pith Number

pith:SZ6L2RYF

pith:2018:SZ6L2RYFSWL6VAN7YQH2UJMML6

not attested not anchored not stored refs pending

An Optimal-Dimensionality Sampling for Spin-$s$ Functions on the Sphere

Jason D. McEwen, Rodney A. Kennedy, Usama Elahi, Zubair Khalid

arxiv:1809.01321 v1 · 2018-09-05 · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SZ6L2RYFSWL6VAN7YQH2UJMML6}

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	2026-05-18T00:06:28.013362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

967cbd47059597ea81bfc40faa258c5f804229990319c1462425c4eba44372b6

Aliases

arxiv: 1809.01321 · arxiv_version: 1809.01321v1 · doi: 10.48550/arxiv.1809.01321 · pith_short_12: SZ6L2RYFSWL6 · pith_short_16: SZ6L2RYFSWL6VAN7 · pith_short_8: SZ6L2RYF

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/SZ6L2RYFSWL6VAN7YQH2UJMML6 \
  | 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: 967cbd47059597ea81bfc40faa258c5f804229990319c1462425c4eba44372b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6a5958d7f2d232950a0abff07cb13a511d3da247a9cf24c0a84f21d455292ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-09-05T04:53:26Z",
    "title_canon_sha256": "84cdfcfd935e47e4fe84fc9f10f51aa56ae1410e555b27202bf6e102f3882c1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01321",
    "kind": "arxiv",
    "version": 1
  }
}