Pith Number

pith:RJXZEJZJ

pith:2007:RJXZEJZJPK3OAQADKEARAWLJPC

not attested not anchored not stored refs pending

Ultra LI-ideals in lattice implication algebras and MTL-algebras

Keyun Qin, Wieslaw A. Dudek, Xiaohong Zhang

arxiv:0710.3887 v1 · 2007-10-20 · math.LO · math.GM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RJXZEJZJPK3OAQADKEARAWLJPC}

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	2026-05-18T02:28:48.679394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a6f9227297ab6e04003510110596978ab510799b1a92e5641d632334a5f3d9d

Aliases

arxiv: 0710.3887 · arxiv_version: 0710.3887v1 · doi: 10.48550/arxiv.0710.3887 · pith_short_12: RJXZEJZJPK3O · pith_short_16: RJXZEJZJPK3OAQAD · pith_short_8: RJXZEJZJ

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/RJXZEJZJPK3OAQADKEARAWLJPC \
  | 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: 8a6f9227297ab6e04003510110596978ab510799b1a92e5641d632334a5f3d9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91eb1c0b151057a7e4c2d1766b0e8d78213813109a05a7047f5ce6fd5be29c91",
    "cross_cats_sorted": [
      "math.GM"
    ],
    "license": "",
    "primary_cat": "math.LO",
    "submitted_at": "2007-10-20T22:39:37Z",
    "title_canon_sha256": "1ea04f761e828d1cca11088fcc13fe4f7c3f9792514a81ae471415214023188b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.3887",
    "kind": "arxiv",
    "version": 1
  }
}