Pith Number

pith:PKC4HX5T

pith:2017:PKC4HX5TZNQLLUSZRYZ64OWRCV

not attested not anchored not stored refs pending

Constructions of optimal LCD codes over large finite fields

Lin Sok, Minjia Shi, Patrick Sol\'e

arxiv:1704.04083 v1 · 2017-04-13 · cs.IT · math.IT

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

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	2026-05-18T00:46:25.427909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a85c3dfb3cb60b5d2598e33ee3ad115551441d2473632ea8913009e79a5ae1f

Aliases

arxiv: 1704.04083 · arxiv_version: 1704.04083v1 · doi: 10.48550/arxiv.1704.04083 · pith_short_12: PKC4HX5TZNQL · pith_short_16: PKC4HX5TZNQLLUSZ · pith_short_8: PKC4HX5T

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/PKC4HX5TZNQLLUSZRYZ64OWRCV \
  | 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: 7a85c3dfb3cb60b5d2598e33ee3ad115551441d2473632ea8913009e79a5ae1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6034582321906176a8f354d84e339c803dba846f6cd858922266a2e7df7e3ef8",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-13T12:00:13Z",
    "title_canon_sha256": "ad094c0e7664fd359e243299df8be1113fbfb2dee289fb8d0fc4c54937984af7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04083",
    "kind": "arxiv",
    "version": 1
  }
}