Pith Number

pith:62XPQAO7

pith:2021:62XPQAO73FDESXERTJEE2F56ZD

not attested not anchored not stored refs pending

Combinatorial BLAS 2.0: Scaling combinatorial algorithms on distributed-memory systems

Ariful Azad, Aydin Buluc, John R. Gilbert, Md Taufique Hussain, Oguz Selvitopi

arxiv:2106.14402 v1 · 2021-06-28 · cs.DC · cs.DM · cs.PF · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{62XPQAO73FDESXERTJEE2F56ZD}

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	2026-07-05T02:52:50.286096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6aef801dfd946495c919a484d17bec8ccb4d1d05015449a66b59c6cc823820a

Aliases

arxiv: 2106.14402 · arxiv_version: 2106.14402v1 · doi: 10.48550/arxiv.2106.14402 · pith_short_12: 62XPQAO73FDE · pith_short_16: 62XPQAO73FDESXER · pith_short_8: 62XPQAO7

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/62XPQAO73FDESXERTJEE2F56ZD \
  | 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: f6aef801dfd946495c919a484d17bec8ccb4d1d05015449a66b59c6cc823820a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3db4f2d82b140b43f6abf2b1b2eeaf9c0e38f78dd5f175b7256cc78923dd1499",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.PF",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2021-06-28T05:32:37Z",
    "title_canon_sha256": "93b5fe0898fbfe969e6f8a3f0473c18f3b8a8ba0c10f1820335f2b7aaa7eb39f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.14402",
    "kind": "arxiv",
    "version": 1
  }
}