Pith Number

pith:TPZQ5TJB

pith:2015:TPZQ5TJBRL3FCL6QS32YGVDBJN

not attested not anchored not stored refs pending

Bisimulation equivalence of DAE systems

Arjan van der Schaft, Noorma Yulia Megawati

arxiv:1512.04689 v3 · 2015-12-15 · 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{TPZQ5TJBRL3FCL6QS32YGVDBJN}

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	2026-05-18T00:56:12.333393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bf30ecd218af6512fd096f58354614b422c38dd525aec3fe2a67feeccd41487

Aliases

arxiv: 1512.04689 · arxiv_version: 1512.04689v3 · doi: 10.48550/arxiv.1512.04689 · pith_short_12: TPZQ5TJBRL3F · pith_short_16: TPZQ5TJBRL3FCL6Q · pith_short_8: TPZQ5TJB

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/TPZQ5TJBRL3FCL6QS32YGVDBJN \
  | 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: 9bf30ecd218af6512fd096f58354614b422c38dd525aec3fe2a67feeccd41487

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "649f91d5d15c3a5fcd9c1b2607cd4417b131da0c685f8917afb70cfa62bad995",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-12-15T09:30:37Z",
    "title_canon_sha256": "c952917f38dddd26b9c3bce9183debbb17be25ccef0257cacf04889a7bf66b44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.04689",
    "kind": "arxiv",
    "version": 3
  }
}