Pith Number

pith:CEADV252

pith:2014:CEADV252PNRNAQ3UHC6ULEBT2L

not attested not anchored not stored refs pending

Describing units of integral group rings up to commensurability

Ann Kiefer, Florian Eisele, Inneke Van Gelder

arxiv:1401.7854 v2 · 2014-01-30 · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CEADV252PNRNAQ3UHC6ULEBT2L}

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	2026-05-18T02:42:39.438615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11003aebba7b62d0437438bd459033d2ce2d0a56d7647f9fc52ea941639b4e92

Aliases

arxiv: 1401.7854 · arxiv_version: 1401.7854v2 · doi: 10.48550/arxiv.1401.7854 · pith_short_12: CEADV252PNRN · pith_short_16: CEADV252PNRNAQ3U · pith_short_8: CEADV252

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/CEADV252PNRNAQ3UHC6ULEBT2L \
  | 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: 11003aebba7b62d0437438bd459033d2ce2d0a56d7647f9fc52ea941639b4e92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a75a908c771aa770c010fde56714882a1471692c52e46a74878323e0568b1704",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2014-01-30T14:19:42Z",
    "title_canon_sha256": "53fd6fd2d5f898e624f11226c7d103d15239b2972c8f575209c9a8d8ca41d753"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7854",
    "kind": "arxiv",
    "version": 2
  }
}