Pith Number

pith:FTYT5Q56

pith:2020:FTYT5Q56YSAVKRQVQAVIZUX2NV

not attested not anchored not stored refs pending

Good proctor or "Big Brother"? AI Ethics and Online Exam Supervision Technologies

Jeannie Paterson, Simon Coghlan, Tim Miller

arxiv:2011.07647 v1 · 2020-11-15 · 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{FTYT5Q56YSAVKRQVQAVIZUX2NV}

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	2026-07-05T01:51:51.972696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cf13ec3bec481554615802a8cd2fa6d5f0d156d160de0436527ac94d3955796

Aliases

arxiv: 2011.07647 · arxiv_version: 2011.07647v1 · doi: 10.48550/arxiv.2011.07647 · pith_short_12: FTYT5Q56YSAV · pith_short_16: FTYT5Q56YSAVKRQV · pith_short_8: FTYT5Q56

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/FTYT5Q56YSAVKRQVQAVIZUX2NV \
  | 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: 2cf13ec3bec481554615802a8cd2fa6d5f0d156d160de0436527ac94d3955796

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d52d7ebe923facf688986facecc60650fe902cfa659364e00e33fed9fb884c4",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2020-11-15T22:53:56Z",
    "title_canon_sha256": "e5a4899d2c12f11bcbe40d8c6e2513dc770768077bafb360ae1a85a2edaaea64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.07647",
    "kind": "arxiv",
    "version": 1
  }
}