Pith Number

pith:MY3BIYSY

pith:2021:MY3BIYSYHACSG6CLYXLAKLPY2E

not attested not anchored not stored refs pending

Fast Automated Reasoning over String Diagrams using Multiway Causal Structure

Jonathan Gorard, Manojna Namuduri, Xerxes D. Arsiwalla

arxiv:2105.04057 v1 · 2021-05-10 · cs.LO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MY3BIYSYHACSG6CLYXLAKLPY2E}

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	2026-07-05T02:38:41.284779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6636146258380523784bc5d6052df8d137810438043b24ee1fa14de542a49d7c

Aliases

arxiv: 2105.04057 · arxiv_version: 2105.04057v1 · doi: 10.48550/arxiv.2105.04057 · pith_short_12: MY3BIYSYHACS · pith_short_16: MY3BIYSYHACSG6CL · pith_short_8: MY3BIYSY

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/MY3BIYSYHACSG6CLYXLAKLPY2E \
  | 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: 6636146258380523784bc5d6052df8d137810438043b24ee1fa14de542a49d7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a5cd401dafdcb2f8486fe640665d94232fc07632184a4e4facbea761f214a04",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2021-05-10T00:45:23Z",
    "title_canon_sha256": "822926af3810d839717e77209f722eeba31a0a538b855fe382e9f75f4c40349f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.04057",
    "kind": "arxiv",
    "version": 1
  }
}