Pith Number

pith:SWA2B4RF

pith:2026:SWA2B4RFWM3DY67GN3J4IVOQYT

not attested not anchored not stored refs pending

Model Collapse as Cultural Evolution

Dongxin Guo, Jikun Wu, Siu Ming Yiu

arxiv:2605.23054 v1 · 2026-05-21 · cs.CL · 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{SWA2B4RFWM3DY67GN3J4IVOQYT}

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	2026-05-25T02:01:36.399600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9581a0f225b3363c7be66ed3c455d0c4caa595d37fa691b13e952245e4c03da0

Aliases

arxiv: 2605.23054 · arxiv_version: 2605.23054v1 · doi: 10.48550/arxiv.2605.23054 · pith_short_12: SWA2B4RFWM3D · pith_short_16: SWA2B4RFWM3DY67G · pith_short_8: SWA2B4RF

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/SWA2B4RFWM3DY67GN3J4IVOQYT \
  | 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: 9581a0f225b3363c7be66ed3c455d0c4caa595d37fa691b13e952245e4c03da0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28f4c6d942524b76e3a153369dcf4b63b5d059602fe8b591020fffc0eca49c61",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-21T21:36:26Z",
    "title_canon_sha256": "37795538fb8e4b74a4873d5d6cbc5cebd9fc023ed12ec069febee7dd5d438b8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23054",
    "kind": "arxiv",
    "version": 1
  }
}