Pith Number

pith:AWU4RGVQ

pith:2014:AWU4RGVQEQZBJ5RSB5OWHEHVHD

not attested not anchored not stored refs pending

Slepian Spatial-Spectral Concentration on the Ball

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

arxiv:1403.5553 v1 · 2014-03-21 · math.CA · astro-ph.IM · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AWU4RGVQEQZBJ5RSB5OWHEHVHD}

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	2026-05-18T01:03:24.260212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05a9c89ab0243214f6320f5d6390f538ef09151d003f207e246da9994ca73add

Aliases

arxiv: 1403.5553 · arxiv_version: 1403.5553v1 · doi: 10.48550/arxiv.1403.5553 · pith_short_12: AWU4RGVQEQZB · pith_short_16: AWU4RGVQEQZBJ5RS · pith_short_8: AWU4RGVQ

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/AWU4RGVQEQZBJ5RSB5OWHEHVHD \
  | 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: 05a9c89ab0243214f6320f5d6390f538ef09151d003f207e246da9994ca73add

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b296295d0c161a00ddf4bcae1f0b872c929511aa85105a5241700a20a18d4883",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2014-03-21T19:43:23Z",
    "title_canon_sha256": "a8502035d7f458803cb543f1236f3e45e2ed23a123f9a2cf96ae681d4d068edc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.5553",
    "kind": "arxiv",
    "version": 1
  }
}