Pith Number

pith:X36YEHYN

pith:2016:X36YEHYNWPVEQTPUTALPM5KFYG

not attested not anchored not stored refs pending

Why Artificial Intelligence Needs a Task Theory --- And What It Might Look Like

Bas R. Steunebrink, J\'ona S. Sigur{\dh}ard\'ottir, Jordi Bieger, Kristinn R. Th\'orisson, Thr\"ostur Thorarensen

arxiv:1604.04660 v2 · 2016-04-15 · 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{X36YEHYNWPVEQTPUTALPM5KFYG}

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	2026-05-18T01:14:59.861184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

befd821f0db3ea484df49816f67545c18bf1a8238895f4d18e9f580efbd282c4

Aliases

arxiv: 1604.04660 · arxiv_version: 1604.04660v2 · doi: 10.48550/arxiv.1604.04660 · pith_short_12: X36YEHYNWPVE · pith_short_16: X36YEHYNWPVEQTPU · pith_short_8: X36YEHYN

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/X36YEHYNWPVEQTPUTALPM5KFYG \
  | 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: befd821f0db3ea484df49816f67545c18bf1a8238895f4d18e9f580efbd282c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fa35720a1269ed2d8d37317d15fe06ada1e32bd8d7dd0f9bcdbe3da4a734b76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2016-04-15T23:36:44Z",
    "title_canon_sha256": "4ce4f34ab3f8c719c6a66badcb76c7d009d2b3f3b3409d7448a21cd36ba57664"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04660",
    "kind": "arxiv",
    "version": 2
  }
}