Pith Number

pith:M2TCP3AG

pith:2018:M2TCP3AGXC55D2VG4DQA7CNNMH

not attested not anchored not stored refs pending

Well-Rounded Twists of Ideal Lattices from Real Quadratic Fields

David Karpuk, Mohamed Taoufiq Damir

arxiv:1806.04174 v2 · 2018-06-11 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M2TCP3AGXC55D2VG4DQA7CNNMH}

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	2026-05-18T00:05:19.173978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66a627ec06b8bbd1eaa6e0e00f89ad61c222c5addaf4f2f65974762f03793cc5

Aliases

arxiv: 1806.04174 · arxiv_version: 1806.04174v2 · doi: 10.48550/arxiv.1806.04174 · pith_short_12: M2TCP3AGXC55 · pith_short_16: M2TCP3AGXC55D2VG · pith_short_8: M2TCP3AG

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/M2TCP3AGXC55D2VG4DQA7CNNMH \
  | 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: 66a627ec06b8bbd1eaa6e0e00f89ad61c222c5addaf4f2f65974762f03793cc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c448cf891c37ae5a984086db4277ece6456fe228e17996ca3a3ec6d9778b193",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2018-06-11T18:32:33Z",
    "title_canon_sha256": "24538353037c5731753e3aeb1ea2ba5b903723cee34af51d87e5ea71347c9c05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.04174",
    "kind": "arxiv",
    "version": 2
  }
}