Pith Number

pith:6DYKCE2T

pith:2017:6DYKCE2TZPAUY5NWVOPRXOWF72

not attested not anchored not stored refs pending

Product Matrix MSR Codes with Bandwidth Adaptive Exact Repair

Ashish Khisti, Kaveh Mahdaviani, Soheil Mohajer

arxiv:1708.03402 v2 · 2017-08-10 · 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{6DYKCE2TZPAUY5NWVOPRXOWF72}

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	2026-05-18T00:27:04.578552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0f0a11353cbc14c75b6ab9f1bbac5fea49817c17f3cf486a8bcb02a0bbe857d

Aliases

arxiv: 1708.03402 · arxiv_version: 1708.03402v2 · doi: 10.48550/arxiv.1708.03402 · pith_short_12: 6DYKCE2TZPAU · pith_short_16: 6DYKCE2TZPAUY5NW · pith_short_8: 6DYKCE2T

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/6DYKCE2TZPAUY5NWVOPRXOWF72 \
  | 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: f0f0a11353cbc14c75b6ab9f1bbac5fea49817c17f3cf486a8bcb02a0bbe857d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b79af2338497bad734f3333b4ea1d120f7d55595a6921ec030aa456e02af1bd4",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-08-10T22:38:45Z",
    "title_canon_sha256": "22351d2fa11494f495e1661d658e86627daf66a243452be26c82838526d6a1bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03402",
    "kind": "arxiv",
    "version": 2
  }
}