Pith Number

pith:3QD4YUUD

pith:2013:3QD4YUUDL4QLR4PKLIKE4MUAT4

not attested not anchored not stored refs pending

Xing-Ling Codes, Duals of their Subcodes, and Good Asymmetric Quantum Codes

Martianus Frederic Ezerman, Patrick Sol\'e, Somphong Jitman

arxiv:1307.4532 v2 · 2013-07-17 · 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	2026-05-18T01:17:05.817407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc07cc52835f20b8f1ea5a144e32809f15d739d9609265fc059052adfc2936bb

Aliases

arxiv: 1307.4532 · arxiv_version: 1307.4532v2 · doi: 10.48550/arxiv.1307.4532 · pith_short_12: 3QD4YUUDL4QL · pith_short_16: 3QD4YUUDL4QLR4PK · pith_short_8: 3QD4YUUD

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/3QD4YUUDL4QLR4PKLIKE4MUAT4 \
  | 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: dc07cc52835f20b8f1ea5a144e32809f15d739d9609265fc059052adfc2936bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58cf0fabd1d3ba1e285a4d4c12550ae7d890b6f34675674f6569b18fd5ffa4b8",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-07-17T08:29:12Z",
    "title_canon_sha256": "2c965218a9508329d2bde2e2d185485eabcf9ca393df7734be6df0183c2848da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4532",
    "kind": "arxiv",
    "version": 2
  }
}