Pith Number

pith:6M2YCSRP

pith:2022:6M2YCSRPCGCD3D6NQJV6UJ4S6L

not attested not anchored not stored refs pending

SpDISTAL: Compiling Distributed Sparse Tensor Computations

Alex Aiken, Fredrik Kjolstad, Rohan Yadav

arxiv:2207.13901 v1 · 2022-07-28 · cs.DC · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6M2YCSRPCGCD3D6NQJV6UJ4S6L}

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	2026-07-05T04:44:22.484688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f335814a2f11843d8fcd826bea2792f2cda9ba9bd9c5af7f540372c953ba9c64

Aliases

arxiv: 2207.13901 · arxiv_version: 2207.13901v1 · doi: 10.48550/arxiv.2207.13901 · pith_short_12: 6M2YCSRPCGCD · pith_short_16: 6M2YCSRPCGCD3D6N · pith_short_8: 6M2YCSRP

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/6M2YCSRPCGCD3D6NQJV6UJ4S6L \
  | 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: f335814a2f11843d8fcd826bea2792f2cda9ba9bd9c5af7f540372c953ba9c64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65a7f9357201f6c8ec56ee5a7ffab7ecc67184828d56dfe191a4a27dc580b575",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2022-07-28T06:42:53Z",
    "title_canon_sha256": "bce4d20d1327edf710da6d574b4d34583e00fbe3acb3411d29d90fd9db1732b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.13901",
    "kind": "arxiv",
    "version": 1
  }
}