Pith Number

pith:22RZRIEC

pith:2012:22RZRIEC3QMLYE7HWLAHXBIIJR

not attested not anchored not stored refs pending

Answering Queries using Views over Probabilistic XML: Complexity and Tractability

Bogdan Cautis, Evgeny Kharlamov

arxiv:1208.0078 v1 · 2012-08-01 · 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{22RZRIEC3QMLYE7HWLAHXBIIJR}

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	2026-05-18T03:49:45.067462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6a398a082dc18bc13e7b2c07b85084c689b42e44f416fa0e9be5488456f9e7b

Aliases

arxiv: 1208.0078 · arxiv_version: 1208.0078v1 · doi: 10.48550/arxiv.1208.0078 · pith_short_12: 22RZRIEC3QML · pith_short_16: 22RZRIEC3QMLYE7H · pith_short_8: 22RZRIEC

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/22RZRIEC3QMLYE7HWLAHXBIIJR \
  | 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: d6a398a082dc18bc13e7b2c07b85084c689b42e44f416fa0e9be5488456f9e7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a03416f5da291e3e40f6efc22b89147eee5796f43a4911bc0096a155a526209",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2012-08-01T03:46:21Z",
    "title_canon_sha256": "a6f584720377dc2d74d24529355d8689dc64f1794438889c621976000d0af523"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0078",
    "kind": "arxiv",
    "version": 1
  }
}