Pith Number

pith:OVFNMWA2

pith:2022:OVFNMWA2SVIY7723OEJTQKMPKA

not attested not anchored not stored refs pending

The Placebo Effect of Artificial Intelligence in Human-Computer Interaction

Albrecht Schmidt, Lewis Chuang, Robin Welsch, Thomas Kosch

arxiv:2204.04935 v1 · 2022-04-11 · cs.HC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OVFNMWA2SVIY7723OEJTQKMPKA}

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	2026-07-05T04:13:15.730126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

754ad6581a95518fff5b711338298f5004498376b219172f3ca51aa42c2461f4

Aliases

arxiv: 2204.04935 · arxiv_version: 2204.04935v1 · doi: 10.48550/arxiv.2204.04935 · pith_short_12: OVFNMWA2SVIY · pith_short_16: OVFNMWA2SVIY7723 · pith_short_8: OVFNMWA2

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/OVFNMWA2SVIY7723OEJTQKMPKA \
  | 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: 754ad6581a95518fff5b711338298f5004498376b219172f3ca51aa42c2461f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0b9ae526c990e1e7023322ea9ad68866193c7b29ef44573987fad42eadf8970",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2022-04-11T08:19:33Z",
    "title_canon_sha256": "5eeba722ee5bcf81bf845e30695a2705521024d1052c0803c6dda335e919bc75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.04935",
    "kind": "arxiv",
    "version": 1
  }
}