Pith Number

pith:235D4SAM

pith:2018:235D4SAMU7A7A6UJ75UTE2OHF3

not attested not anchored not stored refs pending

Bringing personalized learning into computer-aided question generation

Meng Chang Chen, Yeali S. Sun, Yi-Ting Huang

arxiv:1808.09735 v1 · 2018-08-29 · cs.HC · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{235D4SAMU7A7A6UJ75UTE2OHF3}

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	2026-05-18T00:06:54.589873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6fa3e480ca7c1f07a89ff693269c72ef47849ed73f41e0bb33a519fb0276fef

Aliases

arxiv: 1808.09735 · arxiv_version: 1808.09735v1 · doi: 10.48550/arxiv.1808.09735 · pith_short_12: 235D4SAMU7A7 · pith_short_16: 235D4SAMU7A7A6UJ · pith_short_8: 235D4SAM

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/235D4SAMU7A7A6UJ75UTE2OHF3 \
  | 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: d6fa3e480ca7c1f07a89ff693269c72ef47849ed73f41e0bb33a519fb0276fef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39cb8548926d81de3625b1f815f3cd3da1fc193061b969af85b84057c0fe3a6e",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-08-29T11:31:53Z",
    "title_canon_sha256": "fd2cd0bce42e53752cead13f9074b5342c6b577088b12aec820d65e04aa8ed03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.09735",
    "kind": "arxiv",
    "version": 1
  }
}