Pith Number

pith:FQ7Y5LJU

pith:2012:FQ7Y5LJULLD72JTK7ZNKHWTHI7

not attested not anchored not stored refs pending

Lattice Sparsification and the Approximate Closest Vector Problem

Daniel Dadush, Gabor Kun

arxiv:1212.6781 v1 · 2012-12-30 · cs.DS · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FQ7Y5LJULLD72JTK7ZNKHWTHI7}

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	2026-05-18T03:37:30.953494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c3f8ead345ac7fd266afe5aa3da6747cef738e4a699d348d2cad814bb4a22ac

Aliases

arxiv: 1212.6781 · arxiv_version: 1212.6781v1 · doi: 10.48550/arxiv.1212.6781 · pith_short_12: FQ7Y5LJULLD7 · pith_short_16: FQ7Y5LJULLD72JTK · pith_short_8: FQ7Y5LJU

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/FQ7Y5LJULLD72JTK7ZNKHWTHI7 \
  | 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: 2c3f8ead345ac7fd266afe5aa3da6747cef738e4a699d348d2cad814bb4a22ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de665b1a087d1eaffe9397128ba1de95297c135ffcedd0497b08e61897648789",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-12-30T21:29:27Z",
    "title_canon_sha256": "70a8bb74182a56ebfa04aa2784a4c3b0baf13631c54f182c296a469f6ae378e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.6781",
    "kind": "arxiv",
    "version": 1
  }
}