Pith Number

pith:DOQXRDYQ

pith:2019:DOQXRDYQ7QUOLBYB3BURPYWPUP

not attested not anchored not stored refs pending

Private Secure Coded Computation

Jungwoo Lee, Minchul Kim

arxiv:1902.00167 v1 · 2019-02-01 · 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{DOQXRDYQ7QUOLBYB3BURPYWPUP}

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.

Cited by

1 paper in Pith

On the Upload versus Download Cost for Secure and Private Matrix Multiplication

Receipt and verification

First computed	2026-05-17T23:54:58.121874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ba1788f10fc28e58701d86917e2cfa3d7d0f66c8cd6561fd53ded26a57ce2a2

Aliases

arxiv: 1902.00167 · arxiv_version: 1902.00167v1 · doi: 10.48550/arxiv.1902.00167 · pith_short_12: DOQXRDYQ7QUO · pith_short_16: DOQXRDYQ7QUOLBYB · pith_short_8: DOQXRDYQ

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/DOQXRDYQ7QUOLBYB3BURPYWPUP \
  | 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: 1ba1788f10fc28e58701d86917e2cfa3d7d0f66c8cd6561fd53ded26a57ce2a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72b974c38501d324ec302abeffe05fd237e52dfc5ec7ab5bc09e9d920dec0291",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-02-01T04:03:22Z",
    "title_canon_sha256": "49f7716a7487bbdf0606bd4137639b17feef2e9e9d08776b8a70911225431962"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00167",
    "kind": "arxiv",
    "version": 1
  }
}