Pith Number

pith:TMMMV4YQ

pith:2026:TMMMV4YQEJN6STQRP6HWT5E6CF

not attested not anchored not stored refs pending

EviDC: A Violation-Guided Algorithm for Incremental Denial Constraint Discovery

Qian Zhou, Xiaolong Wan, Xixian Han

arxiv:2607.24021 v1 · 2026-07-27 · 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{TMMMV4YQEJN6STQRP6HWT5E6CF}

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	2026-07-28T01:23:41.493463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b18caf310225be94e117f8f69f49e116e9f3e7259808a3859432f46975effed

Aliases

arxiv: 2607.24021 · arxiv_version: 2607.24021v1 · doi: 10.48550/arxiv.2607.24021 · pith_short_12: TMMMV4YQEJN6 · pith_short_16: TMMMV4YQEJN6STQR · pith_short_8: TMMMV4YQ

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/TMMMV4YQEJN6STQRP6HWT5E6CF \
  | 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: 9b18caf310225be94e117f8f69f49e116e9f3e7259808a3859432f46975effed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9c8d1c351ccfe78785ba4f4d1dfc4fac041500a46f151b67a0b1d239d50f053",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-07-27T05:35:57Z",
    "title_canon_sha256": "e6172886718be117ccc768a8c5fa363b31012effb0bfd7135b5821e4ee4adeaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.24021",
    "kind": "arxiv",
    "version": 1
  }
}