Pith Number

pith:DN3MQXSX

pith:2022:DN3MQXSX5ZBA5K7ESNK4JCXCXX

not attested not anchored not stored refs pending

Self-supervised Graph Learning for Long-tailed Cognitive Diagnosis

Shanshan Wang, Xingyi Zhang, Xun Yang, Zhen Zeng

arxiv:2210.08169 v1 · 2022-10-15 · cs.CY · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DN3MQXSX5ZBA5K7ESNK4JCXCXX}

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	2026-07-05T05:07:07.986270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b76c85e57ee420eabe49355c48ae2bdff3af6cca4975ffee03589541fc23ba1

Aliases

arxiv: 2210.08169 · arxiv_version: 2210.08169v1 · doi: 10.48550/arxiv.2210.08169 · pith_short_12: DN3MQXSX5ZBA · pith_short_16: DN3MQXSX5ZBA5K7E · pith_short_8: DN3MQXSX

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/DN3MQXSX5ZBA5K7ESNK4JCXCXX \
  | 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: 1b76c85e57ee420eabe49355c48ae2bdff3af6cca4975ffee03589541fc23ba1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d28fe42c03c6af16ff9709764577a365aad84c78246cf5330fdd74afe6d572c",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2022-10-15T02:57:09Z",
    "title_canon_sha256": "0f3788eba053dccc01d3c5e1c273977aac5b21c10ccc3d2349c93eb105b850a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.08169",
    "kind": "arxiv",
    "version": 1
  }
}