Pith Number

pith:Z7SRJ3QI

pith:2019:Z7SRJ3QIM3EJBL6B2PG4IAZMMF

not attested not anchored not stored refs pending

Scalable Similarity Joins of Tokenized Strings

Ahmed Metwally, Chun-Heng Huang

arxiv:1903.09238 v1 · 2019-03-21 · cs.IR · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z7SRJ3QIM3EJBL6B2PG4IAZMMF}

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	2026-05-17T23:50:40.253266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfe514ee0866c890afc1d3cdc4032c6155a1c56bb7e09bdb92b054e1365bf225

Aliases

arxiv: 1903.09238 · arxiv_version: 1903.09238v1 · doi: 10.48550/arxiv.1903.09238 · pith_short_12: Z7SRJ3QIM3EJ · pith_short_16: Z7SRJ3QIM3EJBL6B · pith_short_8: Z7SRJ3QI

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/Z7SRJ3QIM3EJBL6B2PG4IAZMMF \
  | 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: cfe514ee0866c890afc1d3cdc4032c6155a1c56bb7e09bdb92b054e1365bf225

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feaa677c532ed2865dfc91d99147c981abc0c3e1386b5d92b8f3499c95f291c5",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-03-21T21:16:28Z",
    "title_canon_sha256": "5b1f9010e7d1a9e580ff4cf07ec3143e11aed7c3340198caea14fc481d3d5404"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09238",
    "kind": "arxiv",
    "version": 1
  }
}