Pith Number

pith:NMASULXA

pith:2017:NMASULXACLSWU5FXBVEKDAHPI2

not attested not anchored not stored refs pending

Zero Dynamics for Port-Hamiltonian Systems

Birgit Jacob, Hans Zwart, Kirsten A. Morris

arxiv:1711.07020 v1 · 2017-11-19 · math.AP · 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{NMASULXACLSWU5FXBVEKDAHPI2}

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	2026-05-18T00:30:14.805874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b012a2ee012e56a74b70d48a180ef46a247f591691938c6f1ccbc1b029d0122

Aliases

arxiv: 1711.07020 · arxiv_version: 1711.07020v1 · doi: 10.48550/arxiv.1711.07020 · pith_short_12: NMASULXACLSW · pith_short_16: NMASULXACLSWU5FX · pith_short_8: NMASULXA

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/NMASULXACLSWU5FXBVEKDAHPI2 \
  | 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: 6b012a2ee012e56a74b70d48a180ef46a247f591691938c6f1ccbc1b029d0122

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7935226a05be764b21c9886da62ee470eae98965bed66cf991ced82edea7a367",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-11-19T14:02:45Z",
    "title_canon_sha256": "eabdd5ab8764f1c05f7f5104700896f198ab5b547e16abedeeed336a6c7ffe72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.07020",
    "kind": "arxiv",
    "version": 1
  }
}