Pith Number

pith:XGZ3IKVB

pith:2019:XGZ3IKVBLTDOLDDFW3PBD4GBC6

not attested not anchored not stored refs pending

Explaining Wrong Queries Using Small Examples

Jun Yang, Sudeepa Roy, Zhengjie Miao

arxiv:1904.04467 v1 · 2019-04-09 · 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{XGZ3IKVBLTDOLDDFW3PBD4GBC6}

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	2026-05-17T23:48:58.946084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9b3b42aa15cc6e58c65b6de11f0c117a86b08e999b9a757dce8729961ef8cfd

Aliases

arxiv: 1904.04467 · arxiv_version: 1904.04467v1 · doi: 10.48550/arxiv.1904.04467 · pith_short_12: XGZ3IKVBLTDO · pith_short_16: XGZ3IKVBLTDOLDDF · pith_short_8: XGZ3IKVB

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/XGZ3IKVBLTDOLDDFW3PBD4GBC6 \
  | 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: b9b3b42aa15cc6e58c65b6de11f0c117a86b08e999b9a757dce8729961ef8cfd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d26940c0ecc033f66b25bb49fd77ddb167d89ce0bf07ddee0815bdaf0945c66",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2019-04-09T04:56:47Z",
    "title_canon_sha256": "6b6466f125d395a02782f6656fb23b10dab70d921a15984d9a4df006e16b2102"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04467",
    "kind": "arxiv",
    "version": 1
  }
}