Pith Number

pith:H4C6CCSX

pith:2015:H4C6CCSXSE77AVMIQCDWPXEPB5

not attested not anchored not stored refs pending

Algorithmic information, plane Kakeya sets, and conditional dimension

Jack H. Lutz, Neil Lutz

arxiv:1511.00442 v4 · 2015-11-02 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H4C6CCSXSE77AVMIQCDWPXEPB5}

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	2026-05-18T00:56:06.537259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f05e10a57913ff05588808767dc8f0f5bde682e6ebdac52492d0d57fef90498

Aliases

arxiv: 1511.00442 · arxiv_version: 1511.00442v4 · doi: 10.48550/arxiv.1511.00442 · pith_short_12: H4C6CCSXSE77 · pith_short_16: H4C6CCSXSE77AVMI · pith_short_8: H4C6CCSX

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/H4C6CCSXSE77AVMIQCDWPXEPB5 \
  | 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: 3f05e10a57913ff05588808767dc8f0f5bde682e6ebdac52492d0d57fef90498

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c4cbcc8846b76ed22a08d354e9688b79c5969adad481fb6d68f6ac5d9c9c3f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2015-11-02T11:04:35Z",
    "title_canon_sha256": "5194acb965a16e2d63d00f6af3e88ae502d6038aa36cf1c3058e2594570f75c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.00442",
    "kind": "arxiv",
    "version": 4
  }
}