Pith Number

pith:ZSOGJQAH

pith:2017:ZSOGJQAHFF7G2PPFBKGIXYIHW4

not attested not anchored not stored refs pending

Optimal repair of Reed-Solomon codes: Achieving the cut-set bound

Alexander Barg, Itzhak Tamo, Min Ye

arxiv:1706.00112 v1 · 2017-05-31 · 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{ZSOGJQAHFF7G2PPFBKGIXYIHW4}

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	2026-05-18T00:43:15.010781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc9c64c007297e6d3de50a8c8be107b72b27954815956eae10ab9742cd3b972b

Aliases

arxiv: 1706.00112 · arxiv_version: 1706.00112v1 · doi: 10.48550/arxiv.1706.00112 · pith_short_12: ZSOGJQAHFF7G · pith_short_16: ZSOGJQAHFF7G2PPF · pith_short_8: ZSOGJQAH

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/ZSOGJQAHFF7G2PPFBKGIXYIHW4 \
  | 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: cc9c64c007297e6d3de50a8c8be107b72b27954815956eae10ab9742cd3b972b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35689a32796c8c5feec85aaecf0ddf855c42d3e6d925daef8a3e8ace4c3d2ee1",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-05-31T22:19:20Z",
    "title_canon_sha256": "550304afb510ec3ae96bc782941ec95e302a3870ce96bb968e8348116bf76502"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.00112",
    "kind": "arxiv",
    "version": 1
  }
}