Pith Number

pith:SYJ6FMFE

pith:2013:SYJ6FMFEETHVKXHEAP7TSMEGD7

not attested not anchored not stored refs pending

Quaternionic Fourier-Mellin Transform

Eckhard Hitzer

arxiv:1306.1669 v1 · 2013-06-07 · math.RA · 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{SYJ6FMFEETHVKXHEAP7TSMEGD7}

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	2026-05-18T03:21:32.729396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9613e2b0a424cf555ce403ff3930861fe0960c9030b51e0ca621c2d76dea395e

Aliases

arxiv: 1306.1669 · arxiv_version: 1306.1669v1 · doi: 10.48550/arxiv.1306.1669 · pith_short_12: SYJ6FMFEETHV · pith_short_16: SYJ6FMFEETHVKXHE · pith_short_8: SYJ6FMFE

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/SYJ6FMFEETHVKXHEAP7TSMEGD7 \
  | 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: 9613e2b0a424cf555ce403ff3930861fe0960c9030b51e0ca621c2d76dea395e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ac4d08f3b634490e9a042fd23ba7115e0ce69d04219767958c39909e944075e",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2013-06-07T09:32:25Z",
    "title_canon_sha256": "047d092dd753a79c79f024cff2d7be156231518985afe6ded52b4d7874ed1723"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.1669",
    "kind": "arxiv",
    "version": 1
  }
}