Pith Number

pith:UISJ3V5V

pith:2020:UISJ3V5VH3QR46QP7IWGPB2OH7

not attested not anchored not stored refs pending

DashCam Pay: A System for In-vehicle Payments Using Face and Voice

Anil K. Jain, Cori Tymoszek, Kim Wagner, Sunpreet S. Arora

arxiv:2004.03756 v2 · 2020-04-08 · cs.CR · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UISJ3V5VH3QR46QP7IWGPB2OH7}

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	2026-07-05T01:34:07.169845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2249dd7b53ee11e7a0ffa2c67874e3fe32c6ced78943d9209e2825d7f6b63c0

Aliases

arxiv: 2004.03756 · arxiv_version: 2004.03756v2 · doi: 10.48550/arxiv.2004.03756 · pith_short_12: UISJ3V5VH3QR · pith_short_16: UISJ3V5VH3QR46QP · pith_short_8: UISJ3V5V

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/UISJ3V5VH3QR46QP7IWGPB2OH7 \
  | 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: a2249dd7b53ee11e7a0ffa2c67874e3fe32c6ced78943d9209e2825d7f6b63c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dca78c4d499055a65c03b822cddcd3aa30365fa77460775589cdd10ef8dc5535",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2020-04-08T00:28:33Z",
    "title_canon_sha256": "2b1d5a5d350c9b32d27980b5931cb146409a68f7a5ad5fe40cf3955ddfa8b956"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.03756",
    "kind": "arxiv",
    "version": 2
  }
}