Pith Number

pith:BWAAIFZB

pith:2015:BWAAIFZBUTQEUNWBE3266DG2TB

not attested not anchored not stored refs pending

Almost quadratic gap between partition complexity and query/communication complexity

Andris Ambainis, Martins Kokainis

arxiv:1512.00661 v1 · 2015-12-02 · 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{BWAAIFZBUTQEUNWBE3266DG2TB}

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	2026-05-18T01:25:25.435977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d80041721a4e04a36c126f5ef0cda987a15c1b41e7a1e3616d61c26de2669f5

Aliases

arxiv: 1512.00661 · arxiv_version: 1512.00661v1 · doi: 10.48550/arxiv.1512.00661 · pith_short_12: BWAAIFZBUTQE · pith_short_16: BWAAIFZBUTQEUNWB · pith_short_8: BWAAIFZB

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/BWAAIFZBUTQEUNWBE3266DG2TB \
  | 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: 0d80041721a4e04a36c126f5ef0cda987a15c1b41e7a1e3616d61c26de2669f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "765cb218b3a3b08ca84b3d569f9c328ee4c898b65de7ca05f01e8851ec22c8a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2015-12-02T12:07:38Z",
    "title_canon_sha256": "6b396b9355a591ffe2a5222695215fab1385bf730a505772c3228b5001769cd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00661",
    "kind": "arxiv",
    "version": 1
  }
}