Pith Number

pith:LEBBIT6N

pith:2024:LEBBIT6N3IVBKACTQH2JSNKYYA

not attested not anchored not stored refs pending

The bounded cohomology of transformation groups of Euclidean spaces and discs

Alexander Kupers, Francesco Fournier-Facio, Nicolas Monod, Sam Nariman

arxiv:2405.20395 v2 · 2024-05-30 · math.GT · math.AT · math.GR

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\usepackage{pith}
\pithnumber{LEBBIT6N3IVBKACTQH2JSNKYYA}

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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

Bounded cohomology of groups acting on trees with almost prescribed local actions

Receipt and verification

First computed	2026-07-05T09:12:06.672668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5902144fcdda2a15005381f4993558c02e5afc54da1036f899ea6875b247b8db

Aliases

arxiv: 2405.20395 · arxiv_version: 2405.20395v2 · doi: 10.48550/arxiv.2405.20395 · pith_short_12: LEBBIT6N3IVB · pith_short_16: LEBBIT6N3IVBKACT · pith_short_8: LEBBIT6N

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/LEBBIT6N3IVBKACTQH2JSNKYYA \
  | 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: 5902144fcdda2a15005381f4993558c02e5afc54da1036f899ea6875b247b8db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5424aca4b079d663474d879981467150da8b696245dc9394569d1f2a8db8644",
    "cross_cats_sorted": [
      "math.AT",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2024-05-30T18:05:30Z",
    "title_canon_sha256": "d9d9dc75d483f2e67c7de2071ebd01bcf98766a72e03c5c34a54343a795936d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.20395",
    "kind": "arxiv",
    "version": 2
  }
}