Pith Number

pith:SV6DZ2CQ

pith:2020:SV6DZ2CQMUSGFAFABT7TBMOSGF

not attested not anchored not stored refs pending

75,000,000,000 Streaming Inserts/Second Using Hierarchical Hypersparse GraphBLAS Matrices

Albert Reuther, Andrew Prout, Anna Klein, Antonio Rosa, Chansup Byun, Charles Yee, David Bestor, Jeremy Kepner, Julie Mullen, Lauren Milechin, Matthew Hubbell, Michael Houle, Michael Jones, Peter Michaleas, Siddharth Samsi, Tim Davis, Vijay Gadepally, William Arcand, William Bergeron

arxiv:2001.06935 v2 · 2020-01-20 · cs.DC · cs.DB · cs.DS · cs.PF · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SV6DZ2CQMUSGFAFABT7TBMOSGF}

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	2026-07-05T01:23:56.456148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

957c3ce85065246280a00cff30b1d23148088d771dc8dbaded59f7cf51d0e377

Aliases

arxiv: 2001.06935 · arxiv_version: 2001.06935v2 · doi: 10.48550/arxiv.2001.06935 · pith_short_12: SV6DZ2CQMUSG · pith_short_16: SV6DZ2CQMUSGFAFA · pith_short_8: SV6DZ2CQ

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/SV6DZ2CQMUSGFAFABT7TBMOSGF \
  | 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: 957c3ce85065246280a00cff30b1d23148088d771dc8dbaded59f7cf51d0e377

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a923345631dd90adb8554d024a1fa1ea7bdc1a1abd573dd76c88694a157acef4",
    "cross_cats_sorted": [
      "cs.DB",
      "cs.DS",
      "cs.PF",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2020-01-20T01:41:17Z",
    "title_canon_sha256": "448e8243e5f1fc718e6546e4db31704d2a9ca652ea397f5fd1cbbc3321510ae0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.06935",
    "kind": "arxiv",
    "version": 2
  }
}