Pith Number

pith:LGVOHAGA

pith:2009:LGVOHAGADEYTS7PB3STGSDVAOG

not attested not anchored not stored refs pending

Cohen-Macaulay residual intersections and their Castelnuovo-Mumford Regularity

Seyed Hamid Hassanzadeh

arxiv:0905.4901 v3 · 2009-05-29 · math.AC · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LGVOHAGADEYTS7PB3STGSDVAOG}

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	2026-05-18T04:22:01.148574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59aae380c01931397de1dca6690ea07196a6d1edcc43be614536a4e8322088db

Aliases

arxiv: 0905.4901 · arxiv_version: 0905.4901v3 · doi: 10.48550/arxiv.0905.4901 · pith_short_12: LGVOHAGADEYT · pith_short_16: LGVOHAGADEYTS7PB · pith_short_8: LGVOHAGA

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/LGVOHAGADEYTS7PB3STGSDVAOG \
  | 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: 59aae380c01931397de1dca6690ea07196a6d1edcc43be614536a4e8322088db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc7d082652f24ef3891c2eb7079d77a4649a82dbb83bb743eb76d296092f74c2",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2009-05-29T15:34:30Z",
    "title_canon_sha256": "6c90d92804d108857d1db73d61205a1c4ba48fed1ba43a660805e7bfa1ce6f4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.4901",
    "kind": "arxiv",
    "version": 3
  }
}