Pith Number

pith:IGNGY7FJ

pith:2025:IGNGY7FJFTWEV54TYESB2FNL5K

not attested not anchored not stored refs pending

Invariants in the cohomology of the complement of quaternionic reflection arrangements

Gerhard Roehrle, Johannes Schmitt, Lorenzo Giordani

arxiv:2510.27311 v2 · 2025-10-31 · math.RT · math.GR

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGNGY7FJFTWEV54TYESB2FNL5K}

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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

On Normalizers of Parabolic Subgroups of Quaternionic Reflection Groups

Receipt and verification

First computed	2026-07-29T01:25:31.012254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

419a6c7ca92cec4af793c1241d15abeabd156ae21571b41f71e830c3866c2152

Aliases

arxiv: 2510.27311 · arxiv_version: 2510.27311v2 · doi: 10.48550/arxiv.2510.27311 · pith_short_12: IGNGY7FJFTWE · pith_short_16: IGNGY7FJFTWEV54T · pith_short_8: IGNGY7FJ

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/IGNGY7FJFTWEV54TYESB2FNL5K \
  | 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: 419a6c7ca92cec4af793c1241d15abeabd156ae21571b41f71e830c3866c2152

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c52ce544471b74713590eeb0962730ab6ca45fbe7e0d89dac3b148c6cda2d1e4",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2025-10-31T09:31:06Z",
    "title_canon_sha256": "65fab0bec8d5490af09221ac43d6e45b8615d3b91d48d71c27a7bdf22a007ecd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.27311",
    "kind": "arxiv",
    "version": 2
  }
}