Pith Number

pith:SZLIU2YZ

pith:2018:SZLIU2YZTOPH3BLTKNTBGCAEHJ

not attested not anchored not stored refs pending

Small oscillations of non-dissipative Lagrangian systems

Enrico Massa, Stefano Vignolo

arxiv:1803.02724 v1 · 2018-03-07 · math-ph · gr-qc · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SZLIU2YZTOPH3BLTKNTBGCAEHJ}

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	2026-07-05T00:54:21.960360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96568a6b199b9e7d857353661308043a499f0715eb2e4d6ef35f166de6c5f029

Aliases

arxiv: 1803.02724 · arxiv_version: 1803.02724v1 · doi: 10.48550/arxiv.1803.02724 · pith_short_12: SZLIU2YZTOPH · pith_short_16: SZLIU2YZTOPH3BLT · pith_short_8: SZLIU2YZ

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/SZLIU2YZTOPH3BLTKNTBGCAEHJ \
  | 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: 96568a6b199b9e7d857353661308043a499f0715eb2e4d6ef35f166de6c5f029

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "419e6a748f44d3c08a5d885b4cda7fb889346e816d5ab02966e686dcfdcc1c4a",
    "cross_cats_sorted": [
      "gr-qc",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-03-07T15:48:43Z",
    "title_canon_sha256": "a23348291ce0591ecf0b827512294d28f163d6b465c1ad7c647a9ba913389ce5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02724",
    "kind": "arxiv",
    "version": 1
  }
}