Pith Number

pith:2YZX6ZIS

pith:2019:2YZX6ZISS3ECIRQ3I56HH25WAY

not attested not anchored not stored refs pending

Color Recognition for Rubik's Cube Robot

Bingjun Li, Dong Jiang, Feilong Wang, Lin Feng, Shenglan Liu, Shuai Guo, Xiang Liu, Yuchen Cong, Zhanbo Feng

arxiv:1901.03470 v1 · 2019-01-11 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2YZX6ZISS3ECIRQ3I56HH25WAY}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:56:31.160961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6337f651296c824461b477c73ebb6060442dba126eef6cb7e69fa6e8e08192c

Aliases

arxiv: 1901.03470 · arxiv_version: 1901.03470v1 · doi: 10.48550/arxiv.1901.03470 · pith_short_12: 2YZX6ZISS3EC · pith_short_16: 2YZX6ZISS3ECIRQ3 · pith_short_8: 2YZX6ZIS

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/2YZX6ZISS3ECIRQ3I56HH25WAY \
  | 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: d6337f651296c824461b477c73ebb6060442dba126eef6cb7e69fa6e8e08192c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0986f2d396c3b969a3ab603478da9b6df06bc38ec9bec6384abf62118aad63e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-01-11T04:11:45Z",
    "title_canon_sha256": "f4d20b8599a885e27e85c6a1bd3f1934eead126c7481c23b192d77ef3dfc05f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.03470",
    "kind": "arxiv",
    "version": 1
  }
}