Pith Number

pith:335PPZT2

pith:2011:335PPZT2YPO6UKAHZRQ2NOO3VF

not attested not anchored not stored refs pending

Inverse Systems of Zero-dimensional Schemes in P^n

Anthony Iarrobino, Young Hyun Cho

arxiv:1107.0094 v2 · 2011-07-01 · math.AG · 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{335PPZT2YPO6UKAHZRQ2NOO3VF}

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	2026-05-18T03:58:04.532975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

defaf7e67ac3ddea2807cc61a6b9dba948fbcc194c3a279d385fa6a03ba77ab6

Aliases

arxiv: 1107.0094 · arxiv_version: 1107.0094v2 · doi: 10.48550/arxiv.1107.0094 · pith_short_12: 335PPZT2YPO6 · pith_short_16: 335PPZT2YPO6UKAH · pith_short_8: 335PPZT2

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/335PPZT2YPO6UKAHZRQ2NOO3VF \
  | 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: defaf7e67ac3ddea2807cc61a6b9dba948fbcc194c3a279d385fa6a03ba77ab6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99a34f075c8172805042372718618da0a2e8735a07b5272a888db5df4c72c233",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-07-01T02:15:57Z",
    "title_canon_sha256": "36ac7eaa3b8a7e2bf362ced63e2d75548628d1ac05ee9b75552e2acb947dfa0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.0094",
    "kind": "arxiv",
    "version": 2
  }
}