Pith Number

pith:PB6VXXXP

pith:2019:PB6VXXXPNME2PMIVFMRGNUIVVF

not attested not anchored not stored refs pending

Universality of Computational Lower Bounds for Submatrix Detection

Guy Bresler, Matthew Brennan, Wasim Huleihel

arxiv:1902.06916 v3 · 2019-02-19 · math.ST · cs.CC · cs.LG · math.PR · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PB6VXXXPNME2PMIVFMRGNUIVVF}

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	2026-05-17T23:44:29.333928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

787d5bdeef6b09a7b1152b2266d115a94b59defb74bee1bb72034cfd41c5930b

Aliases

arxiv: 1902.06916 · arxiv_version: 1902.06916v3 · doi: 10.48550/arxiv.1902.06916 · pith_short_12: PB6VXXXPNME2 · pith_short_16: PB6VXXXPNME2PMIV · pith_short_8: PB6VXXXP

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/PB6VXXXPNME2PMIVFMRGNUIVVF \
  | 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: 787d5bdeef6b09a7b1152b2266d115a94b59defb74bee1bb72034cfd41c5930b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4774e6e5334d9022749dee4b268e2e063ed49e1638caa2f7c7dc6e2423a20fa",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.LG",
      "math.PR",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2019-02-19T06:37:02Z",
    "title_canon_sha256": "8479288df82b184354cc75e458e55de11970c03040b7583655a75f7bab421023"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06916",
    "kind": "arxiv",
    "version": 3
  }
}