Pith Number

pith:DUKSESQX

pith:2017:DUKSESQXKWBDSMWJQZQHJ557P7

not attested not anchored not stored refs pending

Entropy and finiteness of groups with acylindrical splittings

Andrea Sambusetti, Filippo Cerocchi

arxiv:1711.06210 v2 · 2017-11-16 · math.MG · math.DG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DUKSESQXKWBDSMWJQZQHJ557P7}

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	2026-05-18T00:18:41.179992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d15224a1755823932c9866074f7bf7fd2d039a8bb5f664655f9934f2578cdc6

Aliases

arxiv: 1711.06210 · arxiv_version: 1711.06210v2 · doi: 10.48550/arxiv.1711.06210 · pith_short_12: DUKSESQXKWBD · pith_short_16: DUKSESQXKWBDSMWJ · pith_short_8: DUKSESQX

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/DUKSESQXKWBDSMWJQZQHJ557P7 \
  | 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: 1d15224a1755823932c9866074f7bf7fd2d039a8bb5f664655f9934f2578cdc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06e2864ab776010818070cf99704f42edabd7be10a50e970a05849427e7505d2",
    "cross_cats_sorted": [
      "math.DG",
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2017-11-16T17:31:19Z",
    "title_canon_sha256": "8237222cae0ce87b956804bfa5face61643f4bc3adbac1367e62509ac5432c6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.06210",
    "kind": "arxiv",
    "version": 2
  }
}