Pith Number

pith:IBYGLWTU

pith:2018:IBYGLWTUP7BPXMZH33I7IGRO5P

not attested not anchored not stored refs pending

A note on Non-Noetherian Cohen-Macaulay rings

Andrew Walker, Youngsu Kim

arxiv:1812.05079 v2 · 2018-12-12 · 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{IBYGLWTUP7BPXMZH33I7IGRO5P}

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	2026-05-17T23:56:33.269287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

407065da747fc2fbb327ded1f41a2eebfd4a7cf5377d7dddb8ab105c56528125

Aliases

arxiv: 1812.05079 · arxiv_version: 1812.05079v2 · doi: 10.48550/arxiv.1812.05079 · pith_short_12: IBYGLWTUP7BP · pith_short_16: IBYGLWTUP7BPXMZH · pith_short_8: IBYGLWTU

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/IBYGLWTUP7BPXMZH33I7IGRO5P \
  | 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: 407065da747fc2fbb327ded1f41a2eebfd4a7cf5377d7dddb8ab105c56528125

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1aabf164ed093a05d90feed3bcb124789c3e1cc8d785b8ef1d5a2107c6db39c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2018-12-12T18:35:10Z",
    "title_canon_sha256": "237fc6e733abb226f5d89eabb660c178afa69d875d28482f09f076679b1ec69f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05079",
    "kind": "arxiv",
    "version": 2
  }
}