Pith Number

pith:YWDCDU6D

pith:2025:YWDCDU6DHGZJF4GDXXNDPM46I7

not attested not anchored not stored refs pending

The Folly of AI for Age Verification

Reid McIlroy-Young

arxiv:2506.00038 v1 · 2025-05-27 · cs.CY · 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{YWDCDU6DHGZJF4GDXXNDPM46I7}

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	2026-07-05T11:12:59.061685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c58621d3c339b292f0c3bdda37b39e47eac21dfe008c6e42bfc8720b78f66f2c

Aliases

arxiv: 2506.00038 · arxiv_version: 2506.00038v1 · doi: 10.48550/arxiv.2506.00038 · pith_short_12: YWDCDU6DHGZJ · pith_short_16: YWDCDU6DHGZJF4GD · pith_short_8: YWDCDU6D

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/YWDCDU6DHGZJF4GDXXNDPM46I7 \
  | 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: c58621d3c339b292f0c3bdda37b39e47eac21dfe008c6e42bfc8720b78f66f2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2562f3760950fd70d11f20d1560eadfa77ab3292e4053d397443f6b1470d06e",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2025-05-27T18:15:00Z",
    "title_canon_sha256": "691ec828f9a793ba18f57b01eecee2f916b7f7aaf182f339c92d95d7edfd030e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.00038",
    "kind": "arxiv",
    "version": 1
  }
}