Pith Number

pith:E7QS6GHD

pith:2014:E7QS6GHD42NBTGAX6P6QHRBFOW

not attested not anchored not stored refs pending

Topological monodromy as an obstruction to Hamiltonization of nonholonomic systems: pro or contra?

Alexander A. Kilin, Alexey O. Kazakov, Alexey V. Bolsinov

arxiv:1401.3630 v1 · 2014-01-15 · 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{E7QS6GHD42NBTGAX6P6QHRBFOW}

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	2026-05-18T01:45:25.279809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27e12f18e3e69a199817f3fd03c425758655d3efbe78233a2758d7a037ca6958

Aliases

arxiv: 1401.3630 · arxiv_version: 1401.3630v1 · doi: 10.48550/arxiv.1401.3630 · pith_short_12: E7QS6GHD42NB · pith_short_16: E7QS6GHD42NBTGAX · pith_short_8: E7QS6GHD

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/E7QS6GHD42NBTGAX6P6QHRBFOW \
  | 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: 27e12f18e3e69a199817f3fd03c425758655d3efbe78233a2758d7a037ca6958

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d38a21c51af3a4eccd6c108de8767e36afb951383fe07389e26b8bc452e63acc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-01-15T15:35:54Z",
    "title_canon_sha256": "f819057bfa683f02299c840dd8c2c01193937f7465b7ef86e6f50e1058c63fc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3630",
    "kind": "arxiv",
    "version": 1
  }
}