Pith Number

pith:GGMLN5T4

pith:2019:GGMLN5T4PZ3LN7D3PJB2T2V2HX

not attested not anchored not stored refs pending

Constructive asymptotic bounds of locally repairable codes via function fields

Chaoping Xing, Liming Ma

arxiv:1908.01471 v1 · 2019-08-05 · 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{GGMLN5T4PZ3LN7D3PJB2T2V2HX}

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	2026-07-04T23:51:30.788427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3198b6f67c7e76b6fc7b7a43a9eaba3de76f11c9bc71c5404fb9e7b086fa2bf0

Aliases

arxiv: 1908.01471 · arxiv_version: 1908.01471v1 · doi: 10.48550/arxiv.1908.01471 · pith_short_12: GGMLN5T4PZ3L · pith_short_16: GGMLN5T4PZ3LN7D3 · pith_short_8: GGMLN5T4

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/GGMLN5T4PZ3LN7D3PJB2T2V2HX \
  | 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: 3198b6f67c7e76b6fc7b7a43a9eaba3de76f11c9bc71c5404fb9e7b086fa2bf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f780b04ad85a89ab59f03a25b8b6d6b97a3e2b164be0ccf000766e78a0bf7c75",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-08-05T05:19:46Z",
    "title_canon_sha256": "cc46a8599e2e4eef0848cc20a725501021e9f68a5769fa66d2e5403be44acb07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01471",
    "kind": "arxiv",
    "version": 1
  }
}