Pith Number

pith:BKCORYMY

pith:2012:BKCORYMYWD4YLUZHQLKEKJ34LD

not attested not anchored not stored refs pending

Pushing the Communication Speed Limit of a Noninvasive BCI Speller

An H. Do, Christine E. King, Po T. Wang, Zoran Nenadic

arxiv:1212.0469 v2 · 2012-12-03 · cs.HC · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BKCORYMYWD4YLUZHQLKEKJ34LD}

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	2026-05-18T03:34:15.843836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a84e8e198b0f985d32782d445277c58f415ae85c67d604ef7b37e0ea4d05422

Aliases

arxiv: 1212.0469 · arxiv_version: 1212.0469v2 · doi: 10.48550/arxiv.1212.0469 · pith_short_12: BKCORYMYWD4Y · pith_short_16: BKCORYMYWD4YLUZH · pith_short_8: BKCORYMY

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/BKCORYMYWD4YLUZHQLKEKJ34LD \
  | 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: 0a84e8e198b0f985d32782d445277c58f415ae85c67d604ef7b37e0ea4d05422

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90457bb1806487a962b7d8d5f016e2002175621b6fb98948f95a96bad9676b80",
    "cross_cats_sorted": [
      "q-bio.NC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2012-12-03T17:59:52Z",
    "title_canon_sha256": "e5c1902f9d7ce61f8e066d7c335a4e3e4b7f4959a039bdb1598cf0adbe040ce9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0469",
    "kind": "arxiv",
    "version": 2
  }
}