Pith Number

pith:4GBI2VPI

pith:2017:4GBI2VPI2BODN4C7AZNSJWHJ5L

not attested not anchored not stored refs pending

Locally Repairable Codes with Multiple $(r_{i}, \delta_{i})$-Localities

Bin Chen, Jie Hao, Shu-Tao Xia

arxiv:1702.05741 v2 · 2017-02-19 · 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{4GBI2VPI2BODN4C7AZNSJWHJ5L}

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	2026-05-18T00:45:11.652286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1828d55e8d05c36f05f065b24d8e9eae7758f3383590729ab30fe30a4406b5c

Aliases

arxiv: 1702.05741 · arxiv_version: 1702.05741v2 · doi: 10.48550/arxiv.1702.05741 · pith_short_12: 4GBI2VPI2BOD · pith_short_16: 4GBI2VPI2BODN4C7 · pith_short_8: 4GBI2VPI

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/4GBI2VPI2BODN4C7AZNSJWHJ5L \
  | 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: e1828d55e8d05c36f05f065b24d8e9eae7758f3383590729ab30fe30a4406b5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16b6c612ae05528b67fb1d1c21a97889ef934eb280a34ca07bf4848acee53818",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-02-19T12:02:47Z",
    "title_canon_sha256": "072462c2e4132b469730c2123e3bca94d29f13dc9e6ca6e3c80b014f0a0213cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05741",
    "kind": "arxiv",
    "version": 2
  }
}