Pith Number

pith:X7FQWG3L

pith:2016:X7FQWG3L6SG4HRTJQJZ3B3H4JA

not attested not anchored not stored refs pending

Finding Significant Fourier Coefficients: Clarifications, Simplifications, Applications and Limitations

Barak Shani, Joel Laity, Steven D. Galbraith

arxiv:1607.01842 v4 · 2016-07-06 · cs.CR · cs.DS · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X7FQWG3L6SG4HRTJQJZ3B3H4JA}

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	2026-05-17T23:58:23.393781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfcb0b1b6bf48dc3c6698273b0ecfc483d7bcc7ef92ca6f2e1c85f3e4bf61dde

Aliases

arxiv: 1607.01842 · arxiv_version: 1607.01842v4 · doi: 10.48550/arxiv.1607.01842 · pith_short_12: X7FQWG3L6SG4 · pith_short_16: X7FQWG3L6SG4HRTJ · pith_short_8: X7FQWG3L

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/X7FQWG3L6SG4HRTJQJZ3B3H4JA \
  | 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: bfcb0b1b6bf48dc3c6698273b0ecfc483d7bcc7ef92ca6f2e1c85f3e4bf61dde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc72a1088bfb782ac77aa2f29ff5673f4a91d3ede3f054bbfdd45d6e07c6c0d8",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2016-07-06T23:54:40Z",
    "title_canon_sha256": "ba03d32f7b82a34173ba75029c28c8d5f3ab1302b7f639dcfd8339d57fc588cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01842",
    "kind": "arxiv",
    "version": 4
  }
}