Pith Number

pith:S7DMVHL6

pith:2012:S7DMVHL6TCYMFKNH6NTXDXJQCC

not attested not anchored not stored refs pending

A phase-sensitive method for filtering on the sphere

Philip Ogunbona, Ramakrishna Kakarala

arxiv:1208.0385 v2 · 2012-08-02 · math.RT · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S7DMVHL6TCYMFKNH6NTXDXJQCC}

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	2026-05-18T01:55:24.015853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97c6ca9d7e98b0c2a9a7f36771dd301091e57e7ab964c2461a807131d14cdded

Aliases

arxiv: 1208.0385 · arxiv_version: 1208.0385v2 · doi: 10.48550/arxiv.1208.0385 · pith_short_12: S7DMVHL6TCYM · pith_short_16: S7DMVHL6TCYMFKNH · pith_short_8: S7DMVHL6

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/S7DMVHL6TCYMFKNH6NTXDXJQCC \
  | 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: 97c6ca9d7e98b0c2a9a7f36771dd301091e57e7ab964c2461a807131d14cdded

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "448882b85e75da6be46fc2dddd6134fba22c28d0929447bd6ce6b73347783432",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2012-08-02T02:31:35Z",
    "title_canon_sha256": "f2c403868c3c3fd6d3020a8583c7fb37bbb03af42039ac980f5609d50ceead73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0385",
    "kind": "arxiv",
    "version": 2
  }
}