Pith Number

pith:5F7BPO5R

pith:2023:5F7BPO5R6WLK3KFVPJ3COJ64G7

not attested not anchored not stored refs pending

Types, equations, dimensions and the Pi theorem

Nicola Botta, Patrik Jansson

arxiv:2308.09481 v6 · 2023-08-16 · cs.PL · 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{5F7BPO5R6WLK3KFVPJ3COJ64G7}

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	2026-06-23T03:13:42.748883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e97e17bbb1f596ada8b57a762727dc37d54a2e86fa7a8475f26823d1d39b2fd8

Aliases

arxiv: 2308.09481 · arxiv_version: 2308.09481v6 · doi: 10.48550/arxiv.2308.09481 · pith_short_12: 5F7BPO5R6WLK · pith_short_16: 5F7BPO5R6WLK3KFV · pith_short_8: 5F7BPO5R

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/5F7BPO5R6WLK3KFVPJ3COJ64G7 \
  | 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: e97e17bbb1f596ada8b57a762727dc37d54a2e86fa7a8475f26823d1d39b2fd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6aa75aecb9e064798c76674320ce82a39448c8c34bdde2933fa5f5b5bb7ff6e2",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2023-08-16T14:33:18Z",
    "title_canon_sha256": "ac039ff2608999373b7a6668d9b3e46c457c9a2f11f3a33527603ef0a7701c2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.09481",
    "kind": "arxiv",
    "version": 6
  }
}