Pith Number

pith:GX65BAWH

pith:2020:GX65BAWHRV4N4M73B6ZYMA6VAR

not attested not anchored not stored refs pending

The virtual K-theory of Quot schemes of surfaces

Dragos Oprea, Drew Johnson, Noah Arbesfeld, Rahul Pandharipande, Woonam Lim

arxiv:2008.10661 v2 · 2020-08-24 · 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{GX65BAWHRV4N4M73B6ZYMA6VAR}

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	2026-07-05T02:16:48.493284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35fdd082c78d78de33fb0fb38603d504782767031918c0eb8be2fffdedb23952

Aliases

arxiv: 2008.10661 · arxiv_version: 2008.10661v2 · doi: 10.48550/arxiv.2008.10661 · pith_short_12: GX65BAWHRV4N · pith_short_16: GX65BAWHRV4N4M73 · pith_short_8: GX65BAWH

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/GX65BAWHRV4N4M73B6ZYMA6VAR \
  | 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: 35fdd082c78d78de33fb0fb38603d504782767031918c0eb8be2fffdedb23952

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "968b389e3f71e1a292445db428f7b91bf80daf969781afca91c3298fd42723a6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2020-08-24T19:11:41Z",
    "title_canon_sha256": "3a8c7d27e6766e80a8a400b056345a04d1028295b6175adbcb80e33356a88ec9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.10661",
    "kind": "arxiv",
    "version": 2
  }
}