Pith Number

pith:33FXFL4L

pith:2018:33FXFL4LRHY2NVQRSKIFA5VSO3

not attested not anchored not stored refs pending

Hyperplane Neural Codes and the Polar Complex

Alex Kunin, Vladimir Itskov, Zvi Rosen

arxiv:1801.02304 v3 · 2018-01-08 · q-bio.NC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{33FXFL4LRHY2NVQRSKIFA5VSO3}

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	2026-05-17T23:54:56.407964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

decb72af8b89f1a6d61192905076b276cae3ea257f8cd7713fd840bc187e5fbc

Aliases

arxiv: 1801.02304 · arxiv_version: 1801.02304v3 · doi: 10.48550/arxiv.1801.02304 · pith_short_12: 33FXFL4LRHY2 · pith_short_16: 33FXFL4LRHY2NVQR · pith_short_8: 33FXFL4L

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/33FXFL4LRHY2NVQRSKIFA5VSO3 \
  | 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: decb72af8b89f1a6d61192905076b276cae3ea257f8cd7713fd840bc187e5fbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88e4d90373f3dee4c1f1d796497fc093e79b5983c559cab98c737735163f6dd6",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2018-01-08T04:03:17Z",
    "title_canon_sha256": "c5a18b9612caba10d326c6456c8282a1219d07c31b1d77bc1368e7dbfd18ddf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02304",
    "kind": "arxiv",
    "version": 3
  }
}