Pith Number

pith:RIG4SHFD

pith:2017:RIG4SHFDIIJV7RGSPUMXFXH32W

not attested not anchored not stored refs pending

Sub-string/Pattern Matching in Sub-linear Time Using a Sparse Fourier Transform Approach

Avinash Vem, Jean-Francois Chamberland, Krishna R. Narayanan, Nagaraj T. Janakiraman

arxiv:1704.07852 v1 · 2017-04-25 · cs.IT · cs.DS · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RIG4SHFDIIJV7RGSPUMXFXH32W}

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	2026-05-18T00:45:31.709551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a0dc91ca342135fc4d27d1972dcfbd58493356f86bd06e8e518c7e7e744d4d9

Aliases

arxiv: 1704.07852 · arxiv_version: 1704.07852v1 · doi: 10.48550/arxiv.1704.07852 · pith_short_12: RIG4SHFDIIJV · pith_short_16: RIG4SHFDIIJV7RGS · pith_short_8: RIG4SHFD

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/RIG4SHFDIIJV7RGSPUMXFXH32W \
  | 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: 8a0dc91ca342135fc4d27d1972dcfbd58493356f86bd06e8e518c7e7e744d4d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07ca3fe210991d80164e4cd8c94c2a0a61edc307cb5feb0d9ab764bbb5a876f9",
    "cross_cats_sorted": [
      "cs.DS",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-25T18:17:07Z",
    "title_canon_sha256": "3c0024f23909ddf6731914937fea6a41cebef5e6acb603bf366b64bd4fb16c61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07852",
    "kind": "arxiv",
    "version": 1
  }
}