Pith Number

pith:NMPFU372

pith:2026:NMPFU372ZWZVYBE2SPR3OZXWKY

not attested not anchored not stored refs pending

Investigating Concept Alignment Using Implausible Category Members

Brenden M. Lake, Sunayana Rane, Thomas L. Griffiths

arxiv:2605.21683 v1 · 2026-05-20 · 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{NMPFU372ZWZVYBE2SPR3OZXWKY}

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	2026-05-22T01:03:28.016174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b1e5a6ffacdb35c049a93e3b766f65638f23994f4ef903d2ca51c46014cea11

Aliases

arxiv: 2605.21683 · arxiv_version: 2605.21683v1 · doi: 10.48550/arxiv.2605.21683 · pith_short_12: NMPFU372ZWZV · pith_short_16: NMPFU372ZWZVYBE2 · pith_short_8: NMPFU372

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/NMPFU372ZWZVYBE2SPR3OZXWKY \
  | 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: 6b1e5a6ffacdb35c049a93e3b766f65638f23994f4ef903d2ca51c46014cea11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "442965045f3bdd393acd128f916e0a1475e424f1b2edec07419454da2f094d80",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-20T19:41:35Z",
    "title_canon_sha256": "bf6159c941ca2e1d3da76509e2081c2d3cb0da5d5a3b41c7a2cde0cd7f49bf5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21683",
    "kind": "arxiv",
    "version": 1
  }
}