Pith Number

pith:GX3IN67Q

pith:2013:GX3IN67QFCV3AD3LREEAH43CRG

not attested not anchored not stored refs pending

A proposal for a Chinese keyboard for cellphones, smartphones, ipads and tablets

Lan Wu, Maurice Margenstern

arxiv:1308.4965 v1 · 2013-08-21 · cs.HC · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GX3IN67QFCV3AD3LREEAH43CRG}

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	2026-05-18T03:15:19.212541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35f686fbf028abb00f6b890803f36289ac62b04ed5d5984030df2b8b6b06fb65

Aliases

arxiv: 1308.4965 · arxiv_version: 1308.4965v1 · doi: 10.48550/arxiv.1308.4965 · pith_short_12: GX3IN67QFCV3 · pith_short_16: GX3IN67QFCV3AD3L · pith_short_8: GX3IN67Q

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/GX3IN67QFCV3AD3LREEAH43CRG \
  | 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: 35f686fbf028abb00f6b890803f36289ac62b04ed5d5984030df2b8b6b06fb65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49b099b1bfa5779f42855fdc594e865d0c29edef3fd84935e3d2b57b1f35b9b7",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2013-08-21T17:53:37Z",
    "title_canon_sha256": "838ad4b25a3a2f8179bcd4c1d06d92ebba2be0811d3acbd9ded5d8f9477ef78b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4965",
    "kind": "arxiv",
    "version": 1
  }
}