Pith Number

pith:DZXWQO2Y

pith:2018:DZXWQO2YPO5YN4EJIRTP62AUWK

not attested not anchored not stored refs pending

On Secure Exact-repair Regenerating Codes with a Single Pareto Optimal Point

Fangwei Ye, Kenneth W. Shum, Raymond W. Yeung, Shiqiu Liu

arxiv:1805.02989 v1 · 2018-05-08 · 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{DZXWQO2YPO5YN4EJIRTP62AUWK}

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	2026-05-18T00:16:34.997681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e6f683b587bbb86f0894466ff6814b288a9aa6881171281ea89135c5b758d20

Aliases

arxiv: 1805.02989 · arxiv_version: 1805.02989v1 · doi: 10.48550/arxiv.1805.02989 · pith_short_12: DZXWQO2YPO5Y · pith_short_16: DZXWQO2YPO5YN4EJ · pith_short_8: DZXWQO2Y

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/DZXWQO2YPO5YN4EJIRTP62AUWK \
  | 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: 1e6f683b587bbb86f0894466ff6814b288a9aa6881171281ea89135c5b758d20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a903a9791df773c302183c05bab3815c06699ce63561ec6671dbc19c08e2d760",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-05-08T12:57:08Z",
    "title_canon_sha256": "068a606f4c5098854afd88c51454b81d758cf8bb18a566f09d602acf1b70a853"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02989",
    "kind": "arxiv",
    "version": 1
  }
}