Pith Number

pith:DJW2I2FC

pith:2017:DJW2I2FC54T5TJJ2PUOEWNM7PC

not attested not anchored not stored refs pending

Euclidean and Hermitian LCD MDS codes

Chunming Tang, Claude Carlet, Sihem Mesnager, Yanfeng Qi

arxiv:1702.08033 v2 · 2017-02-26 · 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{DJW2I2FC54T5TJJ2PUOEWNM7PC}

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	2026-05-18T00:48:53.349123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a6da468a2ef27d9a53a7d1c4b359f78867d826ad59d8519d5b749938d84dde7

Aliases

arxiv: 1702.08033 · arxiv_version: 1702.08033v2 · doi: 10.48550/arxiv.1702.08033 · pith_short_12: DJW2I2FC54T5 · pith_short_16: DJW2I2FC54T5TJJ2 · pith_short_8: DJW2I2FC

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/DJW2I2FC54T5TJJ2PUOEWNM7PC \
  | 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: 1a6da468a2ef27d9a53a7d1c4b359f78867d826ad59d8519d5b749938d84dde7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8889af947726915d4a7e7a5bca6e61ba229cbdceed883906c2f619fb37e6685a",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-02-26T13:55:24Z",
    "title_canon_sha256": "6ace9c61a3775e494ca9f18d67c248ebbbc8024c47a39d3d0fb658fe734290d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08033",
    "kind": "arxiv",
    "version": 2
  }
}