Pith Number

pith:Y646RWV6

pith:2025:Y646RWV64EDCEGKVL5J47WJCDF

not attested not anchored not stored refs pending

The error-correcting pair for several classes of NMDS linear codes

Dong He, Qunying Liao, Zhaohui Zhang

arxiv:2506.07380 v1 · 2025-06-09 · 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{Y646RWV64EDCEGKVL5J47WJCDF}

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	2026-07-05T11:18:26.205119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7b9e8dabee1062219555f53cfd922197c0c69c3919557ee2425f92fe5d5bc08

Aliases

arxiv: 2506.07380 · arxiv_version: 2506.07380v1 · doi: 10.48550/arxiv.2506.07380 · pith_short_12: Y646RWV64EDC · pith_short_16: Y646RWV64EDCEGKV · pith_short_8: Y646RWV6

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/Y646RWV64EDCEGKVL5J47WJCDF \
  | 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: c7b9e8dabee1062219555f53cfd922197c0c69c3919557ee2425f92fe5d5bc08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "298169fd401ef9bde72e301351aba4b7fb5771f11e4ada6fd426b4e8b6bfbe0c",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-06-09T03:02:00Z",
    "title_canon_sha256": "71704b5e85e4e95441cee07087aaef6f7809553d6cca41b52ceedcd556033a94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.07380",
    "kind": "arxiv",
    "version": 1
  }
}