Pith Number

pith:WOWB3L2F

pith:2014:WOWB3L2FYDFGYVP5EF5F75OBE7

not attested not anchored not stored refs pending

On the rank of the $2$-class group of $\mathbb{Q}(\sqrt{p}, \sqrt{q},\sqrt{-1})$

Abdelkader Zekhnini, Abdelmalek Azizi Mohammed Taous

arxiv:1403.0662 v1 · 2014-03-04 · 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{WOWB3L2FYDFGYVP5EF5F75OBE7}

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	2026-05-18T02:57:16.015167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3ac1daf45c0ca6c55fd217a5ff5c127e142b318b098aba9347bd298b82e4371

Aliases

arxiv: 1403.0662 · arxiv_version: 1403.0662v1 · doi: 10.48550/arxiv.1403.0662 · pith_short_12: WOWB3L2FYDFG · pith_short_16: WOWB3L2FYDFGYVP5 · pith_short_8: WOWB3L2F

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/WOWB3L2FYDFGYVP5EF5F75OBE7 \
  | 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: b3ac1daf45c0ca6c55fd217a5ff5c127e142b318b098aba9347bd298b82e4371

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e2eafa897949d3388153023ff9246f3e6d124ed03b2522306c5e2e0a3e62df8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2014-03-04T02:19:31Z",
    "title_canon_sha256": "ed0e027b2da9bb7b96dfcc727a2f7d3894552b45d7df82a3eab0fdd3bbe9e0f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.0662",
    "kind": "arxiv",
    "version": 1
  }
}