Pith Number

pith:G254AWTL

pith:2013:G254AWTLMC5ZNXTBXZ6ECSMVDF

not attested not anchored not stored refs pending

Smooth Hamiltonian systems with soft impacts

Mary Kloc, Vered Rom-Kedar

arxiv:1312.0827 v2 · 2013-12-03 · 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{G254AWTLMC5ZNXTBXZ6ECSMVDF}

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	2026-05-18T00:19:04.870433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36bbc05a6b60bb96de61be7c414995195b582cdb46ef6538eda121fea721a110

Aliases

arxiv: 1312.0827 · arxiv_version: 1312.0827v2 · doi: 10.48550/arxiv.1312.0827 · pith_short_12: G254AWTLMC5Z · pith_short_16: G254AWTLMC5ZNXTB · pith_short_8: G254AWTL

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/G254AWTLMC5ZNXTBXZ6ECSMVDF \
  | 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: 36bbc05a6b60bb96de61be7c414995195b582cdb46ef6538eda121fea721a110

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4049003798a38f053256ae2c8b93989a4aafcd2b874be7552b861cfb1d1ef6e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2013-12-03T14:04:19Z",
    "title_canon_sha256": "b49f9f74bfb079396a68917188fa7523048dc83e76c93eae663bbd1868605c97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.0827",
    "kind": "arxiv",
    "version": 2
  }
}