Pith Number

pith:XZB45QWE

pith:2008:XZB45QWEDPXVA5DATU6CUNHESQ

not attested not anchored not stored refs pending

On Vanishing and Cofiniteness of Generalized Local Cohomology Modules

A. Vahidi, S. H. Hassanzadeh

arxiv:0810.3102 v1 · 2008-10-17 · 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{XZB45QWEDPXVA5DATU6CUNHESQ}

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	2026-05-18T04:39:49.429080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be43cec2c41bef5074609d3c2a34e49406481d97e2834bc5d946c9f6044d5107

Aliases

arxiv: 0810.3102 · arxiv_version: 0810.3102v1 · doi: 10.48550/arxiv.0810.3102 · pith_short_12: XZB45QWEDPXV · pith_short_16: XZB45QWEDPXVA5DA · pith_short_8: XZB45QWE

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/XZB45QWEDPXVA5DATU6CUNHESQ \
  | 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: be43cec2c41bef5074609d3c2a34e49406481d97e2834bc5d946c9f6044d5107

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2927093eac25066e68f0fc2c9838b38968f7ea5e8854dcdb472b1312f620c9a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2008-10-17T09:26:49Z",
    "title_canon_sha256": "f69a8bd18f12861b5e98f7f3601edb5f669c0695602073244b9a662682713052"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.3102",
    "kind": "arxiv",
    "version": 1
  }
}