Pith Number

pith:L3UIVXVT

pith:2015:L3UIVXVTLTKIQ5XSWP4ZQUXQYP

not attested not anchored not stored refs pending

ExpressionBot: An Emotive Lifelike Robotic Face for Face-to-Face Communication

Ali Mollahosseini, Eric Borts, Gabriel Graitzer, Mohammad H. Mahoor, Richard M. Voyles, Ronald Cole, Stephen Conyers

arxiv:1511.06502 v1 · 2015-11-20 · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L3UIVXVTLTKIQ5XSWP4ZQUXQYP}

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	2026-05-18T01:26:24.393471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ee88adeb35cd48876f2b3f99852f0c3e33150598c798c487fc33567bd50a854

Aliases

arxiv: 1511.06502 · arxiv_version: 1511.06502v1 · doi: 10.48550/arxiv.1511.06502 · pith_short_12: L3UIVXVTLTKI · pith_short_16: L3UIVXVTLTKIQ5XS · pith_short_8: L3UIVXVT

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/L3UIVXVTLTKIQ5XSWP4ZQUXQYP \
  | 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: 5ee88adeb35cd48876f2b3f99852f0c3e33150598c798c487fc33567bd50a854

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "019862ece903478d1358800d2364ba0e585cb5df428dda4dcbcb6b4a073b3ba8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2015-11-20T06:05:34Z",
    "title_canon_sha256": "f1a315b82e49d63784c6322f57f915d02fe6a1ae014a5307c4ff1dc935a49b26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06502",
    "kind": "arxiv",
    "version": 1
  }
}