Pith Number

pith:S5MBHKJY

pith:2015:S5MBHKJYD7MVCTHM7AYDWL77VD

not attested not anchored not stored refs pending

Discrete-Time Models for Implicit Port-Hamiltonian Systems

Dmitry Gromov, Fernando Casta\~nos, Hannah Michalska, Vincent Hayward

arxiv:1501.05097 v1 · 2015-01-21 · cs.SY · cs.NA · math.DS · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S5MBHKJYD7MVCTHM7AYDWL77VD}

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	2026-05-18T02:29:00.764974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

975813a9381fd9514cecf8303b2fffa8e397aed6995cc3cdb4d04f4492cd5368

Aliases

arxiv: 1501.05097 · arxiv_version: 1501.05097v1 · doi: 10.48550/arxiv.1501.05097 · pith_short_12: S5MBHKJYD7MV · pith_short_16: S5MBHKJYD7MVCTHM · pith_short_8: S5MBHKJY

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/S5MBHKJYD7MVCTHM7AYDWL77VD \
  | 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: 975813a9381fd9514cecf8303b2fffa8e397aed6995cc3cdb4d04f4492cd5368

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f45c592efcabfb53ed0f34671bb98f08e7189cc19a2e7730958a9b81bedcd7fb",
    "cross_cats_sorted": [
      "cs.NA",
      "math.DS",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2015-01-21T09:12:42Z",
    "title_canon_sha256": "97104b3f50e389b051ed89fd42755c4224d56896a99ba13dd60dee9fb2a08f34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05097",
    "kind": "arxiv",
    "version": 1
  }
}