Pith Number

pith:U6BUURSW

pith:2012:U6BUURSWK6E5TGFKGXIVZQ2YIW

not attested not anchored not stored refs pending

A new approach to soft set through applications of cubic set

I. Khan, M. Aslam, S. Abdullah

arxiv:1210.6517 v1 · 2012-10-20 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U6BUURSWK6E5TGFKGXIVZQ2YIW}

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	2026-05-18T03:42:24.548517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7834a46565789d998aa35d15cc3584597faa4569aeaff8984e959975e24ae74

Aliases

arxiv: 1210.6517 · arxiv_version: 1210.6517v1 · doi: 10.48550/arxiv.1210.6517 · pith_short_12: U6BUURSWK6E5 · pith_short_16: U6BUURSWK6E5TGFK · pith_short_8: U6BUURSW

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/U6BUURSWK6E5TGFKGXIVZQ2YIW \
  | 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: a7834a46565789d998aa35d15cc3584597faa4569aeaff8984e959975e24ae74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d0c2e2f03b90a71dbc4bd645c10672b020f172f1ffb363bea611cedd46b5173",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2012-10-20T07:48:44Z",
    "title_canon_sha256": "4c64e0aecec79fd28911850ae4e6f474fb57156e55239eff8286643785c035b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6517",
    "kind": "arxiv",
    "version": 1
  }
}