Pith Number

pith:UXBKISFH

pith:2018:UXBKISFHTKYGJBRKQUF72Z2QJM

not attested not anchored not stored refs pending

The DMT classification of real and quaternionic lattice codes

Laura Luzzi, Roope Vehkalahti

arxiv:1801.02913 v1 · 2018-01-09 · cs.IT · math.IT · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UXBKISFHTKYGJBRKQUF72Z2QJM}

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	2026-05-18T00:26:22.069677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5c2a448a79ab064862a850bfd67504b08581c2072baefb8f222eaa2cd972469

Aliases

arxiv: 1801.02913 · arxiv_version: 1801.02913v1 · doi: 10.48550/arxiv.1801.02913 · pith_short_12: UXBKISFHTKYG · pith_short_16: UXBKISFHTKYGJBRK · pith_short_8: UXBKISFH

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/UXBKISFHTKYGJBRKQUF72Z2QJM \
  | 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: a5c2a448a79ab064862a850bfd67504b08581c2072baefb8f222eaa2cd972469

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fce2533f2c6b1c1ccfba966003b53fc1a63a3dcc0256f6d94a76cf06e30bf6a",
    "cross_cats_sorted": [
      "math.IT",
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-01-09T12:26:49Z",
    "title_canon_sha256": "2cfc2f369bb8fff105f9e21b8d1f66a0d1cc3419110799d135c0144a4dd03843"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02913",
    "kind": "arxiv",
    "version": 1
  }
}