Pith Number

pith:3VKEYCJ4

pith:2017:3VKEYCJ4ITPTLHH5UBQYK5X3U2

not attested not anchored not stored refs pending

Detecting Qualia in Natural and Artificial Agents

Roman V. Yampolskiy

arxiv:1712.04020 v1 · 2017-12-11 · 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{3VKEYCJ4ITPTLHH5UBQYK5X3U2}

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	2026-05-18T00:28:09.547770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd544c093c44df359cfda0618576fba6958fece7362450f9f2c86ab43d173cc1

Aliases

arxiv: 1712.04020 · arxiv_version: 1712.04020v1 · doi: 10.48550/arxiv.1712.04020 · pith_short_12: 3VKEYCJ4ITPT · pith_short_16: 3VKEYCJ4ITPTLHH5 · pith_short_8: 3VKEYCJ4

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/3VKEYCJ4ITPTLHH5UBQYK5X3U2 \
  | 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: dd544c093c44df359cfda0618576fba6958fece7362450f9f2c86ab43d173cc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7907aa20324d0b5ad7888b2fb0f3b6593cf942266a097abd8bab6f981b2d0467",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-12-11T20:53:47Z",
    "title_canon_sha256": "09850e84044e9f0a3eab6f9d73bb9c39f51619b022180d4d8741caea0f08d614"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04020",
    "kind": "arxiv",
    "version": 1
  }
}