Pith Number

pith:MKJJTKRQ

pith:2017:MKJJTKRQ2WITUI3OCTTQQVJQGE

not attested not anchored not stored refs pending

Rewriting in Free Hypergraph Categories

Fabio Zanasi (University College London)

arxiv:1712.09495 v2 · 2017-12-27 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MKJJTKRQ2WITUI3OCTTQQVJQGE}

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.

Cited by

1 paper in Pith

Fixed-parameter tractable inference for discrete probabilistic programs, via string diagram algebraisation

Receipt and verification

First computed	2026-05-18T00:26:48.889512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

629299aa30d5913a236e14e708553031047362e655292eaad5ceeb6b6d6141a0

Aliases

arxiv: 1712.09495 · arxiv_version: 1712.09495v2 · doi: 10.48550/arxiv.1712.09495 · pith_short_12: MKJJTKRQ2WIT · pith_short_16: MKJJTKRQ2WITUI3O · pith_short_8: MKJJTKRQ

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/MKJJTKRQ2WITUI3OCTTQQVJQGE \
  | 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: 629299aa30d5913a236e14e708553031047362e655292eaad5ceeb6b6d6141a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b1c1b3da0fc1b1e878d73082f707b964701c594061dc6c3f9d19cf5cf32e2d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-12-27T05:15:21Z",
    "title_canon_sha256": "5252b03f47cca53180e6d084c88c98a977c5339dab73da9b65fe1adc0c6cb16e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09495",
    "kind": "arxiv",
    "version": 2
  }
}