Pith Number

pith:YPFTWWAF

pith:2016:YPFTWWAFESNKGPFCGEBGPEFNCR

not attested not anchored not stored refs pending

Optimizing the Learning Order of Chinese Characters Using a Novel Topological Sort Algorithm

James C. Loach, Jinzhao Wang

arxiv:1602.08742 v3 · 2016-02-28 · cs.CL · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YPFTWWAFESNKGPFCGEBGPEFNCR}

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	2026-05-18T00:51:17.915402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3cb3b5805249aa33ca231026790ad147da90e65f0d115f069f34424df7d2c2f

Aliases

arxiv: 1602.08742 · arxiv_version: 1602.08742v3 · doi: 10.48550/arxiv.1602.08742 · pith_short_12: YPFTWWAFESNK · pith_short_16: YPFTWWAFESNKGPFC · pith_short_8: YPFTWWAF

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/YPFTWWAFESNKGPFCGEBGPEFNCR \
  | 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: c3cb3b5805249aa33ca231026790ad147da90e65f0d115f069f34424df7d2c2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e26f703972046d8ca858a9da1b25ff45ce68d543df4d2ffe85bad3100432a78",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-02-28T16:59:46Z",
    "title_canon_sha256": "a91f92a9ebc9163c138b2cf27258cffe9fd0840fa23815767b2b3e2a1d8d5e11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.08742",
    "kind": "arxiv",
    "version": 3
  }
}