Pith Number

pith:JHXNU4CV

pith:2024:JHXNU4CV3CVTWVBKZGY52N4WDT

not attested not anchored not stored refs pending

New MDS codes of non-GRS type and NMDS codes

Shixin Zhu, Yujie Zhi

arxiv:2406.03693 v2 · 2024-06-06 · 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{JHXNU4CV3CVTWVBKZGY52N4WDT}

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	2026-07-05T09:48:33.271685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49eeda7055d8ab3b542ac9b1dd37961cc90352b1f81bdc8106863d7cab1497ab

Aliases

arxiv: 2406.03693 · arxiv_version: 2406.03693v2 · doi: 10.48550/arxiv.2406.03693 · pith_short_12: JHXNU4CV3CVT · pith_short_16: JHXNU4CV3CVTWVBK · pith_short_8: JHXNU4CV

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/JHXNU4CV3CVTWVBKZGY52N4WDT \
  | 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: 49eeda7055d8ab3b542ac9b1dd37961cc90352b1f81bdc8106863d7cab1497ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "301f6fe6a0f2adc97aa2f558a3bd3ee1453f04be550e14fdd3e3dab8789328ce",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2024-06-06T02:21:13Z",
    "title_canon_sha256": "9848d17dc332fb476a87f6400dbc0d4800845b7dd1169d38b2ae493ec271ba8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.03693",
    "kind": "arxiv",
    "version": 2
  }
}