Pith Number

pith:U6PXOCYN

pith:2021:U6PXOCYNETIST5JOV2SXJ4V36M

not attested not anchored not stored refs pending

Minimally Factorizing the Provenance of Self-join Free Conjunctive Queries

Neha Makhija, Wolfgang Gatterbauer

arxiv:2105.14307 v4 · 2021-05-29 · 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{U6PXOCYNETIST5JOV2SXJ4V36M}

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	2026-07-05T08:18:38.568431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a79f770b0d24d129f52eaea574f2bbf317114504fa59b696eda39cb056610459

Aliases

arxiv: 2105.14307 · arxiv_version: 2105.14307v4 · doi: 10.48550/arxiv.2105.14307 · pith_short_12: U6PXOCYNETIS · pith_short_16: U6PXOCYNETIST5JO · pith_short_8: U6PXOCYN

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/U6PXOCYNETIST5JOV2SXJ4V36M \
  | 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: a79f770b0d24d129f52eaea574f2bbf317114504fa59b696eda39cb056610459

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "157b9c5073f0faf356aa0c9f78707c4c86060dd89987460ad012221c30e38971",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2021-05-29T14:21:38Z",
    "title_canon_sha256": "f2cb5185c49975e198e731c50b59cf9c337740e114ad80e2edcb58d005d012da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.14307",
    "kind": "arxiv",
    "version": 4
  }
}