Pith Number

pith:4FMWJPFX

pith:2011:4FMWJPFXBGIW3UJSFKC44IIN7X

not attested not anchored not stored refs pending

Efficient Computation of Prolate Spheroidal Wave Functions in Radio Astronomical Source Modeling

Parisa Noorishad, Sarod Yatawatta

arxiv:1111.0189 v2 · 2011-11-01 · 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{4FMWJPFXBGIW3UJSFKC44IIN7X}

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	2026-05-18T04:09:45.342166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e15964bcb709916dd1322a85ce210dfdf24df6cded9a86fec0cf49d20a4112f1

Aliases

arxiv: 1111.0189 · arxiv_version: 1111.0189v2 · doi: 10.48550/arxiv.1111.0189 · pith_short_12: 4FMWJPFXBGIW · pith_short_16: 4FMWJPFXBGIW3UJS · pith_short_8: 4FMWJPFX

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/4FMWJPFXBGIW3UJSFKC44IIN7X \
  | 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: e15964bcb709916dd1322a85ce210dfdf24df6cded9a86fec0cf49d20a4112f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b3088a2098c039308ec1cd21e014c39c9c7313183412d6df37b8a9cab0b9ed1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-11-01T12:41:36Z",
    "title_canon_sha256": "030fe58b59a97762a2d87f2718cc861f39c33813c0ecbc923eb186dfb97ac6a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0189",
    "kind": "arxiv",
    "version": 2
  }
}