Pith Number

pith:SKNO7ZRB

pith:2015:SKNO7ZRB5QBYUQWVHOLAGQRRIC

not attested not anchored not stored refs pending

The almost Gorenstein Rees algebras over two-dimensional regular local rings

Ken-ichi Yoshida, Naoki Taniguchi, Naoyuki Matsuoka, Shiro Goto

arxiv:1506.06480 v1 · 2015-06-22 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SKNO7ZRB5QBYUQWVHOLAGQRRIC}

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	2026-05-18T01:41:45.112706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

929aefe621ec038a42d53b9603423140aad5c444caf366e837f1e99008496984

Aliases

arxiv: 1506.06480 · arxiv_version: 1506.06480v1 · doi: 10.48550/arxiv.1506.06480 · pith_short_12: SKNO7ZRB5QBY · pith_short_16: SKNO7ZRB5QBYUQWV · pith_short_8: SKNO7ZRB

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/SKNO7ZRB5QBYUQWVHOLAGQRRIC \
  | 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: 929aefe621ec038a42d53b9603423140aad5c444caf366e837f1e99008496984

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a66d21c144bfe01324a70b98b229b0c270c1e8d30cf53ae458cb748c7a0de29",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2015-06-22T06:47:29Z",
    "title_canon_sha256": "b44b0b75563d5cd08b9eeb6c7a625c4f66ad539055cc8fd0b957e3408a557393"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.06480",
    "kind": "arxiv",
    "version": 1
  }
}