Pith Number

pith:HX2MBHFR

pith:2019:HX2MBHFRXENP6JLHNHU2AJ4W32

not attested not anchored not stored refs pending

Sequence-to-Sequence Natural Language to Humanoid Robot Sign Language

Bartek {\L}ukawski, Carlos Balaguer, Jennifer J. Gago, Juan G. Victores, Ugo Pattacini, Vadim Tikhanoff, Valentina Vasco

arxiv:1907.04198 v1 · 2019-07-09 · cs.RO · cs.CL · 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{HX2MBHFRXENP6JLHNHU2AJ4W32}

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	2026-05-17T23:41:03.033502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3df4c09cb1b91aff256769e9a02796deabef961c5cfe1a0d862948d3e16041aa

Aliases

arxiv: 1907.04198 · arxiv_version: 1907.04198v1 · doi: 10.48550/arxiv.1907.04198 · pith_short_12: HX2MBHFRXENP · pith_short_16: HX2MBHFRXENP6JLH · pith_short_8: HX2MBHFR

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/HX2MBHFRXENP6JLHNHU2AJ4W32 \
  | 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: 3df4c09cb1b91aff256769e9a02796deabef961c5cfe1a0d862948d3e16041aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3502ef9cf4700e089ab4c5b61cbcff21ae077b4f62fa00832bee6e1c43e6d604",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.HC",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-07-09T14:41:50Z",
    "title_canon_sha256": "78cb2f8b53ec832863e6bd237a58eedbf66585124566e88ea20440f0b6eec838"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.04198",
    "kind": "arxiv",
    "version": 1
  }
}