Pith Number

pith:24ZERJQN

pith:2021:24ZERJQNONAF32XXVHX5BJL5WZ

not attested not anchored not stored refs pending

Superposition with Lambdas

Alexander Bentkamp, Jasmin Blanchette, Petar Vukmirovi\'c, Sophie Tourret, Uwe Waldmann

arxiv:2102.00453 v1 · 2021-01-31 · cs.LO · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{24ZERJQNONAF32XXVHX5BJL5WZ}

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	2026-07-05T02:11:11.786768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d73248a60d73405deaf7a9efd0a57db66b51e6a43cbd7df06436c2c7a66b7209

Aliases

arxiv: 2102.00453 · arxiv_version: 2102.00453v1 · doi: 10.48550/arxiv.2102.00453 · pith_short_12: 24ZERJQNONAF · pith_short_16: 24ZERJQNONAF32XX · pith_short_8: 24ZERJQN

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/24ZERJQNONAF32XXVHX5BJL5WZ \
  | 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: d73248a60d73405deaf7a9efd0a57db66b51e6a43cbd7df06436c2c7a66b7209

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84282f5478e3f566a28909a7ce3d97318eb915847a9462b5c22264ef319ea113",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2021-01-31T13:53:17Z",
    "title_canon_sha256": "6c6dc5aa86a3551e8e7441cb0de70c7db923d30d5610908cce24b0b4907c61ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.00453",
    "kind": "arxiv",
    "version": 1
  }
}