Pith Number

pith:Y6VNILX2

pith:2014:Y6VNILX2FY5INL3VBRYKVEOB5B

not attested not anchored not stored refs pending

Geometric integration of non-autonomous Hamiltonian problems

Brynjulf Owren, H{\aa}kon Marthinsen

arxiv:1409.5058 v1 · 2014-09-17 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y6VNILX2FY5INL3VBRYKVEOB5B}

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	2026-05-18T02:42:37.932795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7aad42efa2e3a86af750c70aa91c1e846e4bbaa2d868f4dcbad2399182bb5be

Aliases

arxiv: 1409.5058 · arxiv_version: 1409.5058v1 · doi: 10.48550/arxiv.1409.5058 · pith_short_12: Y6VNILX2FY5I · pith_short_16: Y6VNILX2FY5INL3V · pith_short_8: Y6VNILX2

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/Y6VNILX2FY5INL3VBRYKVEOB5B \
  | 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: c7aad42efa2e3a86af750c70aa91c1e846e4bbaa2d868f4dcbad2399182bb5be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60fc0eb290f078f4d406595efc9c6411c42f18f0d797da33cc365916b5280beb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-09-17T16:30:36Z",
    "title_canon_sha256": "1771d085dd2a5af1a1313567b5da8c0964bf922cea518d3dc5e4d645015c7663"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5058",
    "kind": "arxiv",
    "version": 1
  }
}