Pith Number

pith:GOPZ4RFI

pith:2021:GOPZ4RFIX2OO2GR5KQE734XYEC

not attested not anchored not stored refs pending

Balancing Efficiency and Comfort in Robot-Assisted Bite Transfer

Dorsa Sadigh, Ethan K. Gordon, Siddhartha Srinivasa, Suneel Belkhale, Tapomayukh Bhattacharjee, Yuxiao Chen

arxiv:2111.11401 v2 · 2021-11-22 · cs.RO · 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{GOPZ4RFIX2OO2GR5KQE734XYEC}

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	2026-07-05T04:34:48.621166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

339f9e44a8be9ced1a3d5409fdf2f820bceb7f07ad5e81574be12c0aaba2e1bc

Aliases

arxiv: 2111.11401 · arxiv_version: 2111.11401v2 · doi: 10.48550/arxiv.2111.11401 · pith_short_12: GOPZ4RFIX2OO · pith_short_16: GOPZ4RFIX2OO2GR5 · pith_short_8: GOPZ4RFI

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/GOPZ4RFIX2OO2GR5KQE734XYEC \
  | 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: 339f9e44a8be9ced1a3d5409fdf2f820bceb7f07ad5e81574be12c0aaba2e1bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14ddfee2864ffa43c0494850b9375ee6c0c09caae9f94ca86994ff6c7e692576",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-11-22T18:22:04Z",
    "title_canon_sha256": "c960d4b4f26ab2e2bebcad449a1e9acdabe4537f1eecae2d8fde2979ac70e78c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.11401",
    "kind": "arxiv",
    "version": 2
  }
}