Pith Number

pith:VKKO2XHT

pith:2026:VKKO2XHTTSLSVJRQN4XS64IT5R

not attested not anchored not stored refs pending

MHGraphBench: Knowledge Graph-Grounded Benchmarking of Mental Health Knowledge in Large Language Models

Bradley A. Malin, Congning Ni, Murat Kantarcioglu, Shelagh A. Mulvaney, Susannah L. Rose, Weixin Liu, Zhijun Yin

arxiv:2605.15589 v1 · 2026-05-15 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VKKO2XHTTSLSVJRQN4XS64IT5R}

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	2026-05-20T00:01:06.929759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa94ed5cf39c972aa6306f2f2f7113ec597d69332de7e572d5ed7979c2cf5695

Aliases

arxiv: 2605.15589 · arxiv_version: 2605.15589v1 · doi: 10.48550/arxiv.2605.15589 · pith_short_12: VKKO2XHTTSLS · pith_short_16: VKKO2XHTTSLSVJRQ · pith_short_8: VKKO2XHT

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/VKKO2XHTTSLSVJRQN4XS64IT5R \
  | 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: aa94ed5cf39c972aa6306f2f2f7113ec597d69332de7e572d5ed7979c2cf5695

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b49a98370fde90a1c7cda64e9ce9d2cb14cea34e473e4c0c0ec1d92f4675175d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-15T03:55:27Z",
    "title_canon_sha256": "92ecbd32fd359f27937df82b298067395ce44a0786ea395d1294281152d7ba88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.15589",
    "kind": "arxiv",
    "version": 1
  }
}