Pith Number

pith:5G6YCJOU

pith:2026:5G6YCJOUS6G5VTDTA3SFJUBXLF

not attested not anchored not stored refs pending

Test-Driven, AI-Assisted Learning: Replacing Lectures with Weekly Closed-Book Tests

Jin-Guo Liu, Long-Li Zheng, Shang-Qi Lu, Wei Wang, Xin-Ran Shi

arxiv:2606.23315 v1 · 2026-06-22 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5G6YCJOUS6G5VTDTA3SFJUBXLF}

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	2026-06-23T03:14:16.663132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9bd8125d4978ddacc7306e454d0375943bdf7652d4c9045240a9b150ed782a2

Aliases

arxiv: 2606.23315 · arxiv_version: 2606.23315v1 · doi: 10.48550/arxiv.2606.23315 · pith_short_12: 5G6YCJOUS6G5 · pith_short_16: 5G6YCJOUS6G5VTDT · pith_short_8: 5G6YCJOU

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/5G6YCJOUS6G5VTDTA3SFJUBXLF \
  | 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: e9bd8125d4978ddacc7306e454d0375943bdf7652d4c9045240a9b150ed782a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3e706c6854a145c1766af0034027ce11e6d30dd5fa84c9bb4634ef6f7b7ec1b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2026-06-22T13:31:21Z",
    "title_canon_sha256": "935e80f87382d6f427e2e0bbfd1cb31ad72ad855379f2f5aedc14b0dc7150c89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23315",
    "kind": "arxiv",
    "version": 1
  }
}