Pith Number

pith:BXFZLO4H

pith:2018:BXFZLO4H2OOMFGZ3TJYJ5E6UPT

not attested not anchored not stored refs pending

Moduli of quiver representations for exceptional collections on surfaces

Shizhuo Zhang, Xuqiang Qin

arxiv:1803.06533 v2 · 2018-03-17 · 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{BXFZLO4H2OOMFGZ3TJYJ5E6UPT}

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	2026-05-17T23:44:59.790824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0dcb95bb87d39cc29b3b9a709e93d47cc020ca3f4c4f06651e769bd713077ca2

Aliases

arxiv: 1803.06533 · arxiv_version: 1803.06533v2 · doi: 10.48550/arxiv.1803.06533 · pith_short_12: BXFZLO4H2OOM · pith_short_16: BXFZLO4H2OOMFGZ3 · pith_short_8: BXFZLO4H

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/BXFZLO4H2OOMFGZ3TJYJ5E6UPT \
  | 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: 0dcb95bb87d39cc29b3b9a709e93d47cc020ca3f4c4f06651e769bd713077ca2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c6f058bf1c82bcc0d4e82a50b81c0f29749cce8a8ac8c41a770cdbb31de8b6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-03-17T16:26:15Z",
    "title_canon_sha256": "150fe5eea0f3f462e2823610180edfd7214dc52ecae1b82bfad8d2abb1097910"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06533",
    "kind": "arxiv",
    "version": 2
  }
}