Pith Number

pith:DKTKC4ZU

pith:2013:DKTKC4ZUCPOEQ7LNKAKWO35ESH

not attested not anchored not stored refs pending

Two-layer Locally Repairable Codes for Distributed Storage Systems

Hongmei Xie, Zhiyuan Yan

arxiv:1308.5211 v3 · 2013-08-23 · 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{DKTKC4ZUCPOEQ7LNKAKWO35ESH}

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	2026-05-18T02:45:14.571033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1aa6a1733413dc487d6d5015676fa491feb199a529277ba780597805ad86883f

Aliases

arxiv: 1308.5211 · arxiv_version: 1308.5211v3 · doi: 10.48550/arxiv.1308.5211 · pith_short_12: DKTKC4ZUCPOE · pith_short_16: DKTKC4ZUCPOEQ7LN · pith_short_8: DKTKC4ZU

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/DKTKC4ZUCPOEQ7LNKAKWO35ESH \
  | 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: 1aa6a1733413dc487d6d5015676fa491feb199a529277ba780597805ad86883f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a93968b15cc02d6a2e0b794658708ff374a3fddd3836c3aedbf85faeb5cd869",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-08-23T19:10:27Z",
    "title_canon_sha256": "b59ac2474c604b2e680c832f385774891eade85b9838ac7a5857f60694912f69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5211",
    "kind": "arxiv",
    "version": 3
  }
}