Pith Number

pith:KCL24QIA

pith:2025:KCL24QIAYNFFPL4B3ZRY3ZKZOO

not attested not anchored not stored refs pending

Indexing Join Inputs for Fast Queries and Maintenance

Goetz Graefe, Wenhui Lyu

arxiv:2502.10874 v1 · 2025-02-15 · 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{KCL24QIAYNFFPL4B3ZRY3ZKZOO}

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	2026-07-05T10:14:59.392346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5097ae4100c34a57af81de638de5597395de82cf8562d107b08679a7c88a0b2e

Aliases

arxiv: 2502.10874 · arxiv_version: 2502.10874v1 · doi: 10.48550/arxiv.2502.10874 · pith_short_12: KCL24QIAYNFF · pith_short_16: KCL24QIAYNFFPL4B · pith_short_8: KCL24QIA

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/KCL24QIAYNFFPL4B3ZRY3ZKZOO \
  | 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: 5097ae4100c34a57af81de638de5597395de82cf8562d107b08679a7c88a0b2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "136ddf24dff84b41a12bce87c2fc2d2396e3ba2aee9be8b5684a1cb7f9bd8c49",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-02-15T18:12:49Z",
    "title_canon_sha256": "9731c6dce3b6d60ccfe8ded2317953ae81230b88f5ab41ac8f9434afe14dc98f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.10874",
    "kind": "arxiv",
    "version": 1
  }
}