Pith Number

pith:QWDNRSHM

pith:2013:QWDNRSHMY3WXY6D2X7Z536HV7S

not attested not anchored not stored refs pending

Geometric operations implemented by conformal geometric algebra neural nodes

Eckhard Hitzer

arxiv:1306.1358 v1 · 2013-06-06 · cs.CV · cs.NE · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWDNRSHMY3WXY6D2X7Z536HV7S}

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	2026-05-18T03:21:34.492916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8586d8c8ecc6ed7c787abff3ddf8f5fcb3338be1d83d725137f610940314e375

Aliases

arxiv: 1306.1358 · arxiv_version: 1306.1358v1 · doi: 10.48550/arxiv.1306.1358 · pith_short_12: QWDNRSHMY3WX · pith_short_16: QWDNRSHMY3WXY6D2 · pith_short_8: QWDNRSHM

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/QWDNRSHMY3WXY6D2X7Z536HV7S \
  | 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: 8586d8c8ecc6ed7c787abff3ddf8f5fcb3338be1d83d725137f610940314e375

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9189050f00a2e63198b3cba333d1b81c59a6a1a9a6da049ffd99d869485f207c",
    "cross_cats_sorted": [
      "cs.NE",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-06-06T09:48:49Z",
    "title_canon_sha256": "3725e6951a6efdccde3011b263101eddb4f57c8ca0dbdcae4951893235886262"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.1358",
    "kind": "arxiv",
    "version": 1
  }
}