Pith Number

pith:DBZVB757

pith:2014:DBZVB757GEVKH7BVEWOITB7MQK

not attested not anchored not stored refs pending

Cohen-Macaulay and Gorenstein properties under the amalgamated construction

N. Shirmohammadi, P. Sahandi, S. Sohrabi

arxiv:1406.2145 v3 · 2014-06-09 · 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{DBZVB757GEVKH7BVEWOITB7MQK}

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	2026-05-18T02:31:59.930524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

187350ffbf312aa3fc35259c8987ec82934847e03fa18da5a0875f3183798a7a

Aliases

arxiv: 1406.2145 · arxiv_version: 1406.2145v3 · doi: 10.48550/arxiv.1406.2145 · pith_short_12: DBZVB757GEVK · pith_short_16: DBZVB757GEVKH7BV · pith_short_8: DBZVB757

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/DBZVB757GEVKH7BVEWOITB7MQK \
  | 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: 187350ffbf312aa3fc35259c8987ec82934847e03fa18da5a0875f3183798a7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "202bef9d95fdcd84e7b16b7012b7914ad10d3911dfc079e0a6dd54e45a4c5b54",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2014-06-09T12:02:06Z",
    "title_canon_sha256": "c9a96525fa9751b4b15a9cd534379b3dea1230885e827c3d3b450fde3baa77a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2145",
    "kind": "arxiv",
    "version": 3
  }
}