Pith Number

pith:6DRBAQAA

pith:2026:6DRBAQAAG3JPUMSYW63XB7E357

not attested not anchored not stored refs pending

Multidimensional Item Response Theory under General Latent Distributions

Chengyu Cui, Chun Wang, Gongjun Xu, Taoyi Chen

arxiv:2605.30471 v1 · 2026-05-28 · stat.ME · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6DRBAQAAG3JPUMSYW63XB7E357}

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	2026-06-01T01:02:56.061732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0e210400036d2fa3258b7b770fc9befd78a693f4cfa4620ea735e977ef2ec1c

Aliases

arxiv: 2605.30471 · arxiv_version: 2605.30471v1 · doi: 10.48550/arxiv.2605.30471 · pith_short_12: 6DRBAQAAG3JP · pith_short_16: 6DRBAQAAG3JPUMSY · pith_short_8: 6DRBAQAA

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/6DRBAQAAG3JPUMSYW63XB7E357 \
  | 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: f0e210400036d2fa3258b7b770fc9befd78a693f4cfa4620ea735e977ef2ec1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbf312bda6f6acf0e90a852de024977acd2e098b880c2b14a41e401e0cae247c",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-05-28T18:41:56Z",
    "title_canon_sha256": "3499c05c15f17fc2e6478434c344adc2bff14c14279ba13ad1af6c51cf73153f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.30471",
    "kind": "arxiv",
    "version": 1
  }
}