Pith Number

pith:4UI4ODKC

pith:2015:4UI4ODKCNZN366KHXOJEOLAOUY

not attested not anchored not stored refs pending

Double-Generic Initial Ideal and Hilbert Scheme

Cristina Bertone, Francesca Cioffi, Margherita Roggero

arxiv:1503.03768 v2 · 2015-03-12 · 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{4UI4ODKCNZN366KHXOJEOLAOUY}

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	2026-05-18T00:57:38.392696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e511c70d426e5bbf7947bb92472c0ea63dbc22b2266c22939ca4b04163148bb1

Aliases

arxiv: 1503.03768 · arxiv_version: 1503.03768v2 · doi: 10.48550/arxiv.1503.03768 · pith_short_12: 4UI4ODKCNZN3 · pith_short_16: 4UI4ODKCNZN366KH · pith_short_8: 4UI4ODKC

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/4UI4ODKCNZN366KHXOJEOLAOUY \
  | 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: e511c70d426e5bbf7947bb92472c0ea63dbc22b2266c22939ca4b04163148bb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8999253f75a6544023e181d0c6c6965af8175a0948c0756bc9b8a76bc09dbac6",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-03-12T15:25:05Z",
    "title_canon_sha256": "4e6a7aca31be6088d447af5dd83dff5dea2d05fb0eef90a9039c1b4d0ba2eda7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03768",
    "kind": "arxiv",
    "version": 2
  }
}