Pith Number

pith:EMTSTFDS

pith:2015:EMTSTFDSIOWJWH2UZ7HRETUOE3

not attested not anchored not stored refs pending

Remarks on dimensions of Cartesian product sets

Chun Wei, Shengyou Wen, Zhixiong Wen

arxiv:1501.01713 v2 · 2015-01-08 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EMTSTFDSIOWJWH2UZ7HRETUOE3}

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	2026-05-18T01:04:23.053601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

232729947243ac9b1f54cfcf124e8e26f888b704b73f41e684901257fd1f453c

Aliases

arxiv: 1501.01713 · arxiv_version: 1501.01713v2 · doi: 10.48550/arxiv.1501.01713 · pith_short_12: EMTSTFDSIOWJ · pith_short_16: EMTSTFDSIOWJWH2U · pith_short_8: EMTSTFDS

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/EMTSTFDSIOWJWH2UZ7HRETUOE3 \
  | 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: 232729947243ac9b1f54cfcf124e8e26f888b704b73f41e684901257fd1f453c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a75453f0ed9e6a6539e8ad78309831569e60a90a66f7d31b0eed0d37b701d685",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2015-01-08T03:02:45Z",
    "title_canon_sha256": "cdcfe874c02169613cfccc883166420769ef920b6b98f65db243e5dde5f9d491"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01713",
    "kind": "arxiv",
    "version": 2
  }
}