Pith Number

pith:SQX4BEE2

pith:2018:SQX4BEE2AQNVLZONS6AB2EQVC7

not attested not anchored not stored refs pending

Wrangling Messy CSV Files by Detecting Row and Type Patterns

Alfredo Nazabal, Charles Sutton, Gerrit J.J. van den Burg

arxiv:1811.11242 v1 · 2018-11-27 · 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{SQX4BEE2AQNVLZONS6AB2EQVC7}

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	2026-05-17T23:39:32.026549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

942fc0909a041b55e5cd97801d121517e246b4665e8319d368ecb8934962c216

Aliases

arxiv: 1811.11242 · arxiv_version: 1811.11242v1 · doi: 10.48550/arxiv.1811.11242 · pith_short_12: SQX4BEE2AQNV · pith_short_16: SQX4BEE2AQNVLZON · pith_short_8: SQX4BEE2

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/SQX4BEE2AQNVLZONS6AB2EQVC7 \
  | 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: 942fc0909a041b55e5cd97801d121517e246b4665e8319d368ecb8934962c216

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56644f63c279649d2917e700bd97ecce58f9f37041bedec7540c4df7d463ced0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2018-11-27T20:26:33Z",
    "title_canon_sha256": "0ae5f91c09b3ddf9e97394e7553b864af67a791fbd1503ed31d3aff4a4f9e428"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11242",
    "kind": "arxiv",
    "version": 1
  }
}