Pith Number

pith:YW7GLOBB

pith:2026:YW7GLOBBXJXOYC6Q25LHH6OP2Y

not attested not anchored not stored refs pending

On the Maximal Length of MDS Elliptic Codes

Chang-An Zhao, Chuangqiang Hu, Haojie Chen, Junjie Huang

arxiv:2605.29439 v1 · 2026-05-28 · 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{YW7GLOBBXJXOYC6Q25LHH6OP2Y}

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	2026-05-29T01:05:39.083102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5be65b821ba6eec0bd0d75673f9cfd63e844718bbc34cfc57248069c431201c

Aliases

arxiv: 2605.29439 · arxiv_version: 2605.29439v1 · doi: 10.48550/arxiv.2605.29439 · pith_short_12: YW7GLOBBXJXO · pith_short_16: YW7GLOBBXJXOYC6Q · pith_short_8: YW7GLOBB

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/YW7GLOBBXJXOYC6Q25LHH6OP2Y \
  | 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: c5be65b821ba6eec0bd0d75673f9cfd63e844718bbc34cfc57248069c431201c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57595616664e56a30dd8bca83ef6c1a6fc15634c190a56f39ed4907a4c671eb3",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-05-28T06:33:38Z",
    "title_canon_sha256": "294786f6660c14c41395dcb334d31cf574aa6af2aa93710db1c79c2f91163740"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29439",
    "kind": "arxiv",
    "version": 1
  }
}