Pith Number

pith:Q377OX7I

pith:2015:Q377OX7I3EM3IWUBFGFJDNXKDF

not attested not anchored not stored refs pending

Sparse Tensor Algebra as a Parallel Programming Model

Edgar Solomonik, Torsten Hoefler

arxiv:1512.00066 v1 · 2015-11-30 · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q377OX7I3EM3IWUBFGFJDNXKDF}

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	2026-05-18T01:25:32.861218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86fff75fe8d919b45a81298a91b6ea195e56a47c8e5f8650b4b64412a0a65290

Aliases

arxiv: 1512.00066 · arxiv_version: 1512.00066v1 · doi: 10.48550/arxiv.1512.00066 · pith_short_12: Q377OX7I3EM3 · pith_short_16: Q377OX7I3EM3IWUB · pith_short_8: Q377OX7I

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/Q377OX7I3EM3IWUBFGFJDNXKDF \
  | 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: 86fff75fe8d919b45a81298a91b6ea195e56a47c8e5f8650b4b64412a0a65290

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8443a0ed5a03302d474fe8544a3f0265a124978f601c6f37eb8467b5087bf0b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2015-11-30T22:08:23Z",
    "title_canon_sha256": "d01157b5a5ac7bfb2ee64fb5064e0178bc2081678af414eb4c81968457991a0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00066",
    "kind": "arxiv",
    "version": 1
  }
}