Pith Number

pith:TESPV2IH

pith:2013:TESPV2IHZRSUGR6TW5AW2ENU7O

not attested not anchored not stored refs pending

Novel Repair-by-Transfer Codes and Systematic Exact-MBR Codes with Lower Complexities and Smaller Field Sizes

Sian-Jheng Lin, Wei-Ho Chung

arxiv:1309.3752 v1 · 2013-09-15 · 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{TESPV2IHZRSUGR6TW5AW2ENU7O}

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	2026-05-18T03:13:20.633243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9924fae907cc654347d3b7416d11b4fbaabea9f7717650b90d2dd9574868bbe2

Aliases

arxiv: 1309.3752 · arxiv_version: 1309.3752v1 · doi: 10.48550/arxiv.1309.3752 · pith_short_12: TESPV2IHZRSU · pith_short_16: TESPV2IHZRSUGR6T · pith_short_8: TESPV2IH

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/TESPV2IHZRSUGR6TW5AW2ENU7O \
  | 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: 9924fae907cc654347d3b7416d11b4fbaabea9f7717650b90d2dd9574868bbe2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b18fd500a4c152aec06ffbb421361d8becc49ad72c5d915f7c0c76be3e08c86",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-09-15T11:54:39Z",
    "title_canon_sha256": "c146c8d126dae51ed0b354168909c56dc7de2f2aefc261817d909e1e2aaf2dc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3752",
    "kind": "arxiv",
    "version": 1
  }
}