Pith Number

pith:7VNRETAS

pith:2015:7VNRETAS6UWL24IZ37FYFEOZNO

not attested not anchored not stored refs pending

Hilbert schemes of points of $\mathcal O_{\mathbb P^1}(-n)$ as quiver varieties

Claudio Bartocci, Claudio L.S. Rava, Ugo Bruzzo, Valeriano Lanza

arxiv:1504.02987 v4 · 2015-04-12 · 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{7VNRETAS6UWL24IZ37FYFEOZNO}

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	2026-05-18T00:36:25.000425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd5b124c12f52cbd7119dfcb8291d96bb67e81770540cb150aebdc52d2345ef1

Aliases

arxiv: 1504.02987 · arxiv_version: 1504.02987v4 · doi: 10.48550/arxiv.1504.02987 · pith_short_12: 7VNRETAS6UWL · pith_short_16: 7VNRETAS6UWL24IZ · pith_short_8: 7VNRETAS

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/7VNRETAS6UWL24IZ37FYFEOZNO \
  | 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: fd5b124c12f52cbd7119dfcb8291d96bb67e81770540cb150aebdc52d2345ef1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e8b263bdda57cfa836fd098effd677d88ef131ed5e70ef227b54b0a0b718e6d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-04-12T15:37:42Z",
    "title_canon_sha256": "a1d8ebaebfd98822f37d8c42f0cd1b283442788c8bab09ecf4c617ca35d3a2f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02987",
    "kind": "arxiv",
    "version": 4
  }
}