Pith Number

pith:HUWGHHOP

pith:2018:HUWGHHOPFZTXGKJUO2QJ3QKAW4

not attested not anchored not stored refs pending

Using Humanoid Robot to Instruct and Evaluate Performance of a Physical Task

Ali Sharifara, Fillia Makedon, Joseph Tompkins, Shawn N. Gieser

arxiv:1805.02249 v1 · 2018-05-06 · 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{HUWGHHOPFZTXGKJUO2QJ3QKAW4}

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	2026-05-18T00:16:40.449005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d2c639dcf2e6773293476a09dc140b725d854979649ba6ce118eec7dccb686d

Aliases

arxiv: 1805.02249 · arxiv_version: 1805.02249v1 · doi: 10.48550/arxiv.1805.02249 · pith_short_12: HUWGHHOPFZTX · pith_short_16: HUWGHHOPFZTXGKJU · pith_short_8: HUWGHHOP

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/HUWGHHOPFZTXGKJUO2QJ3QKAW4 \
  | 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: 3d2c639dcf2e6773293476a09dc140b725d854979649ba6ce118eec7dccb686d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff3dc223fd9bc6ed4c313fa6acd7b1ed5ada46a1d2982c0f89e55cda5d5c5fee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-05-06T17:42:57Z",
    "title_canon_sha256": "6b3aba9d5d8d3ece84abbbf96ac6f368de7c4bbc51c341c6d1df4008d655badf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02249",
    "kind": "arxiv",
    "version": 1
  }
}