Pith Number

pith:LQI7BN7P

pith:2010:LQI7BN7PV4PKO4WLMOGCHHTI3E

not attested not anchored not stored refs pending

Topological properties of punctual Hilbert schemes of almost-complex fourfolds (II)

Julien Grivaux

arxiv:1001.0119 v1 · 2010-01-02 · math.AG · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LQI7BN7PV4PKO4WLMOGCHHTI3E}

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	2026-05-18T02:38:18.672893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c11f0b7efaf1ea772cb638c239e68d93438b0b15ee0287e4a58a4dc71b375ca

Aliases

arxiv: 1001.0119 · arxiv_version: 1001.0119v1 · doi: 10.48550/arxiv.1001.0119 · pith_short_12: LQI7BN7PV4PK · pith_short_16: LQI7BN7PV4PKO4WL · pith_short_8: LQI7BN7P

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/LQI7BN7PV4PKO4WLMOGCHHTI3E \
  | 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: 5c11f0b7efaf1ea772cb638c239e68d93438b0b15ee0287e4a58a4dc71b375ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9d842902d6b5011fcdae34dfce04cb8008331b65e3108198c80a64e0d92405a",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-01-02T14:42:05Z",
    "title_canon_sha256": "bff348660a1240613e718ec183af69f705658c5867acdb3fad61dce76ffc23c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0119",
    "kind": "arxiv",
    "version": 1
  }
}