Pith Number

pith:I5LJTN2W

pith:2021:I5LJTN2WEULMGQLVZ5PSB4PLLP

not attested not anchored not stored refs pending

Modeling User Empathy Elicited by a Robot Storyteller

Hao Xi, Jieyun Li, Leena Mathur, Maja J Matari\'c, Micol Spitale

arxiv:2107.14345 v1 · 2021-07-29 · cs.RO · cs.HC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I5LJTN2WEULMGQLVZ5PSB4PLLP}

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	2026-07-05T03:01:59.169531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

475699b7562516c34175cf5f20f1eb5bd33aeee1aac4a10ebc94785202270b6c

Aliases

arxiv: 2107.14345 · arxiv_version: 2107.14345v1 · doi: 10.48550/arxiv.2107.14345 · pith_short_12: I5LJTN2WEULM · pith_short_16: I5LJTN2WEULMGQLV · pith_short_8: I5LJTN2W

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/I5LJTN2WEULMGQLVZ5PSB4PLLP \
  | 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: 475699b7562516c34175cf5f20f1eb5bd33aeee1aac4a10ebc94785202270b6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d208e97cab7ac0894c54b408bd5c3bf6239658627bb59157cca8bbf7be8906b",
    "cross_cats_sorted": [
      "cs.HC",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-07-29T21:56:19Z",
    "title_canon_sha256": "f48b988c8866dcbc25939f629c2da78188dabe7db28360e19ce7a55118311041"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.14345",
    "kind": "arxiv",
    "version": 1
  }
}