Pith Number

pith:7INDNPGK

pith:2019:7INDNPGKIX4YVFYVHDC3QUPNCE

not attested not anchored not stored refs pending

Heterogeneous Coded Computation across Heterogeneous Workers

Deniz G\"und\"uz, Junlin Zhao, Sheng Zhou, Yuxuan Sun

arxiv:1904.07490 v3 · 2019-04-16 · 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{7INDNPGKIX4YVFYVHDC3QUPNCE}

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	2026-05-17T23:45:51.749640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa1a36bcca45f98a971538c5b851ed11339886b86a9f0f043c22361197f2f5f8

Aliases

arxiv: 1904.07490 · arxiv_version: 1904.07490v3 · doi: 10.48550/arxiv.1904.07490 · pith_short_12: 7INDNPGKIX4Y · pith_short_16: 7INDNPGKIX4YVFYV · pith_short_8: 7INDNPGK

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/7INDNPGKIX4YVFYVHDC3QUPNCE \
  | 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: fa1a36bcca45f98a971538c5b851ed11339886b86a9f0f043c22361197f2f5f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baff281a3ff132e2c159b03e7651f4a465bd9e2322bf2981b80d6c24e1fd9d1d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-04-16T06:37:34Z",
    "title_canon_sha256": "dd5d95fb5963e349df5db1d82266fd8dc45efece86d944e73610a869ec48be0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.07490",
    "kind": "arxiv",
    "version": 3
  }
}