Pith Number

pith:WNXMD5PX

pith:2023:WNXMD5PXOSLLXUOJYLX3Q7AJAQ

not attested not anchored not stored refs pending

Braid group actions on branched coverings and full exceptional sequences

Fabian Haiden, Sibylle Schroll, Wen Chang

arxiv:2301.04398 v3 · 2023-01-11 · math.RT · math.AG · math.GT · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WNXMD5PXOSLLXUOJYLX3Q7AJAQ}

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

1 paper in Pith

Groups generated by spherical twists on K3 surfaces and full exceptional collections on Fano threefolds

Receipt and verification

First computed	2026-07-05T10:45:48.944360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b36ec1f5f77496bbd1c9c2efb87c09042ba3c40127211ead5ba772cfd57e86d6

Aliases

arxiv: 2301.04398 · arxiv_version: 2301.04398v3 · doi: 10.48550/arxiv.2301.04398 · pith_short_12: WNXMD5PXOSLL · pith_short_16: WNXMD5PXOSLLXUOJ · pith_short_8: WNXMD5PX

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/WNXMD5PXOSLLXUOJYLX3Q7AJAQ \
  | 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: b36ec1f5f77496bbd1c9c2efb87c09042ba3c40127211ead5ba772cfd57e86d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5341d00145f2529ce5ee68f88b8442ec146edb85401dc2015d6460a47fe06e90",
    "cross_cats_sorted": [
      "math.AG",
      "math.GT",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2023-01-11T10:51:38Z",
    "title_canon_sha256": "96a157388d86f46f6d9d085371d2b8cb094ab4453e097950d99f9bd80bf4c4b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.04398",
    "kind": "arxiv",
    "version": 3
  }
}