Pith Number

pith:QOQQCTBR

pith:2020:QOQQCTBRJTRMWQPCQXNZ4DIXQY

not attested not anchored not stored refs pending

Fast Stencil-Code Computation on a Wafer-Scale Processor

Andrey Portnoy, Dirk Van Essendelft, Ilya Sharapov, Jean Francois Dietiker, Kamil Rocki, Madhava Syamlal, Michael James, Michael Morrison, Robert Schreiber, Vladimir Kibardin

arxiv:2010.03660 v1 · 2020-10-07 · cs.DC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QOQQCTBRJTRMWQPCQXNZ4DIXQY}

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

Stencil Computations on Cerebras Wafer-Scale Engine

Receipt and verification

First computed	2026-07-05T01:41:21.766526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83a1014c314ce2cb41e285db9e0d17863c4cccfcd7d0c307b502c1eaf5a76218

Aliases

arxiv: 2010.03660 · arxiv_version: 2010.03660v1 · doi: 10.48550/arxiv.2010.03660 · pith_short_12: QOQQCTBRJTRM · pith_short_16: QOQQCTBRJTRMWQPC · pith_short_8: QOQQCTBR

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/QOQQCTBRJTRMWQPCQXNZ4DIXQY \
  | 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: 83a1014c314ce2cb41e285db9e0d17863c4cccfcd7d0c307b502c1eaf5a76218

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7804dc4dffece940a8999595dba36cb03ab7631b302c36f950aee4f2ccce84e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2020-10-07T21:23:07Z",
    "title_canon_sha256": "ccb37a5d766434ef0c70eeb9f315e529b478e2ceebbf82e9f8257f71e34be754"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.03660",
    "kind": "arxiv",
    "version": 1
  }
}