Pith Number

pith:JZ35DG37

pith:2018:JZ35DG372XABNXLDQJPZZ3HCCE

not attested not anchored not stored refs pending

Two new classes of quantum MDS codes

Fang-Wei Fu, Weijun Fang

arxiv:1803.06602 v2 · 2018-03-18 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JZ35DG372XABNXLDQJPZZ3HCCE}

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	2026-05-18T00:10:46.633874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e77d19b7fd5c016dd63825f9cece2113dc14c9414cc6140f84b51dc6ade803e

Aliases

arxiv: 1803.06602 · arxiv_version: 1803.06602v2 · doi: 10.48550/arxiv.1803.06602 · pith_short_12: JZ35DG372XAB · pith_short_16: JZ35DG372XABNXLD · pith_short_8: JZ35DG37

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/JZ35DG372XABNXLDQJPZZ3HCCE \
  | 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: 4e77d19b7fd5c016dd63825f9cece2113dc14c9414cc6140f84b51dc6ade803e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6aba9518114f7959f0f539c83dec6a2ae7af5707bce6aa8673eb4406e8a08c15",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-03-18T04:36:51Z",
    "title_canon_sha256": "b45388dd78aefc7784bd6d4c06d4dbafe1afcb2edf5fd281be43b8b8295c6d50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06602",
    "kind": "arxiv",
    "version": 2
  }
}