Pith Number

pith:YWXQR4DX

pith:2019:YWXQR4DXBW5LA6R7KKV4LJ3SX4

not attested not anchored not stored refs pending

Computer-aided modelling of complex physical systems with BondGraphTools

Edmund J. Crampin, Michael Pan, Peter Cudmore, Peter J. Gawthrop

arxiv:1906.10799 v1 · 2019-06-26 · eess.SY · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YWXQR4DXBW5LA6R7KKV4LJ3SX4}

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	2026-05-17T23:42:14.747136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5af08f0770dbab07a3f52abc5a772bf318b379dc13dbe91d836b9b5f9961d7a

Aliases

arxiv: 1906.10799 · arxiv_version: 1906.10799v1 · doi: 10.48550/arxiv.1906.10799 · pith_short_12: YWXQR4DXBW5L · pith_short_16: YWXQR4DXBW5LA6R7 · pith_short_8: YWXQR4DX

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/YWXQR4DXBW5LA6R7KKV4LJ3SX4 \
  | 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: c5af08f0770dbab07a3f52abc5a772bf318b379dc13dbe91d836b9b5f9961d7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5be67205063e1ae3002759a4ae0f213661f02a9d82860618a543ef9b11f755dc",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2019-06-26T01:08:33Z",
    "title_canon_sha256": "b14426026ac7cdbb1f841e618c9149531b25e7fef23e57d7d227ec9e0bf7c9aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10799",
    "kind": "arxiv",
    "version": 1
  }
}