Pith Number

pith:LFRVOCCC

pith:2019:LFRVOCCCSQGUBV5XGRF2OVBB5J

not attested not anchored not stored refs pending

Evaluating Older Users' Experiences with Commercial Dialogue Systems: Implications for Future Design and Development

Jacob Rice, Joan Zheng, Libby Ferland, Maria Gini, Shi Ni, Thomas Huffstutler

arxiv:1902.04393 v1 · 2019-01-30 · cs.HC · 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{LFRVOCCCSQGUBV5XGRF2OVBB5J}

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	2026-05-17T23:54:12.393613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5963570842940d40d7b7344ba75421ea711f66d8094eb895cd5890f3f35396b2

Aliases

arxiv: 1902.04393 · arxiv_version: 1902.04393v1 · doi: 10.48550/arxiv.1902.04393 · pith_short_12: LFRVOCCCSQGU · pith_short_16: LFRVOCCCSQGUBV5X · pith_short_8: LFRVOCCC

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/LFRVOCCCSQGUBV5XGRF2OVBB5J \
  | 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: 5963570842940d40d7b7344ba75421ea711f66d8094eb895cd5890f3f35396b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e216cf254ffa077bc0373fa169dc976dfbd9afbfd08f068a5621b41beb56429",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2019-01-30T00:21:30Z",
    "title_canon_sha256": "64944e16a41c14411d862dd6f8ccd6ee2c079bb86fee18f148c27877af97a1b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04393",
    "kind": "arxiv",
    "version": 1
  }
}