Pith Number

pith:6V72LBFC

pith:2017:6V72LBFCT755NTFLBBA4X7YXVL

not attested not anchored not stored refs pending

Optimal Repair Schemes for Some Families of Full-Length Reed-Solomon Codes

Hoang Dau, Olgica Milenkovic

arxiv:1701.04120 v2 · 2017-01-15 · 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{6V72LBFCT755NTFLBBA4X7YXVL}

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	2026-05-18T00:44:35.148556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f57fa584a29ffbd6ccab0841cbff17aacc8d38306b80aed07025207e666ba849

Aliases

arxiv: 1701.04120 · arxiv_version: 1701.04120v2 · doi: 10.48550/arxiv.1701.04120 · pith_short_12: 6V72LBFCT755 · pith_short_16: 6V72LBFCT755NTFL · pith_short_8: 6V72LBFC

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/6V72LBFCT755NTFLBBA4X7YXVL \
  | 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: f57fa584a29ffbd6ccab0841cbff17aacc8d38306b80aed07025207e666ba849

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cae599aa85add824a8eb3982fb68519c41501d1c206fa1f11ae35e585627acd0",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-01-15T22:03:56Z",
    "title_canon_sha256": "7862e0dcf2be32f8ceb1b171f40f3573f51421523c1ad947407e96d1f09dc555"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.04120",
    "kind": "arxiv",
    "version": 2
  }
}