Pith Number

pith:DLJ27DXZ

pith:2017:DLJ27DXZBEPXMCWPIZSNYV5LFH

not attested not anchored not stored refs pending

Time-Changes of Heisenberg nilflows

Adam Kanigowski, Giovanni Forni

arxiv:1711.05543 v1 · 2017-11-15 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DLJ27DXZBEPXMCWPIZSNYV5LFH}

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	2026-05-18T00:30:29.562767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ad3af8ef9091f760acf4664dc57ab29d9a35a026e373582ee0a53a66ef6f655

Aliases

arxiv: 1711.05543 · arxiv_version: 1711.05543v1 · doi: 10.48550/arxiv.1711.05543 · pith_short_12: DLJ27DXZBEPX · pith_short_16: DLJ27DXZBEPXMCWP · pith_short_8: DLJ27DXZ

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/DLJ27DXZBEPXMCWPIZSNYV5LFH \
  | 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: 1ad3af8ef9091f760acf4664dc57ab29d9a35a026e373582ee0a53a66ef6f655

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcd039a29ec048a969847ba01ba1fc9e54dcda97f3aba2599ff34df44ef4a76f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-11-15T12:47:46Z",
    "title_canon_sha256": "9e8267a6eb2345aad5f212e9380d2e52793d132a69c5b5233909fccad85ca261"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.05543",
    "kind": "arxiv",
    "version": 1
  }
}