Pith Number

pith:LWDHRJZY

pith:2017:LWDHRJZY6LGKT7CBPRGORSHDM6

not attested not anchored not stored refs pending

Nested Hilbert schemes on surfaces: Virtual fundamental class

Amin Gholampour, Artan Sheshmani, Shing-Tung Yau

arxiv:1701.08899 v3 · 2017-01-31 · 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{LWDHRJZY6LGKT7CBPRGORSHDM6}

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.

Cited by

2 papers in Pith

Deformation Theory and Torus-Fixed Geometry of the Nested Hilbert Scheme of Points

Defects, nested instantons and comet shaped quivers

Receipt and verification

First computed	2026-07-05T00:55:42.840998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d8678a738f2cca9fc417c4ce8c8e367a06058172c9e0cd42a738837c7211fbb

Aliases

arxiv: 1701.08899 · arxiv_version: 1701.08899v3 · doi: 10.48550/arxiv.1701.08899 · pith_short_12: LWDHRJZY6LGK · pith_short_16: LWDHRJZY6LGKT7CB · pith_short_8: LWDHRJZY

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/LWDHRJZY6LGKT7CBPRGORSHDM6 \
  | 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: 5d8678a738f2cca9fc417c4ce8c8e367a06058172c9e0cd42a738837c7211fbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30e1fe7491daee8a3649a18f8025213d4837ff9ae5601d75e1d4f2421332b6e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-01-31T02:51:41Z",
    "title_canon_sha256": "5a8eed5bfe5a696345245aab599f35b2f2304e561349bc81fd0fe61cdbba88d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.08899",
    "kind": "arxiv",
    "version": 3
  }
}