Pith Number

pith:LBCEY2SR

pith:2018:LBCEY2SRXZOM7FTKE47XLZNW3W

not attested not anchored not stored refs pending

Assigning a Grade: Accurate Measurement of Road Quality Using Satellite Imagery

Aggrey Muhebwa, Gabriel Cadamuro, Jay Taneja

arxiv:1812.01699 v2 · 2018-12-01 · cs.CV · cs.CY · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LBCEY2SRXZOM7FTKE47XLZNW3W}

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	2026-05-17T23:58:56.984472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58444c6a51be5ccf966a273f75e5b6dd907bffdf764642bdcdfa38e3d26b045f

Aliases

arxiv: 1812.01699 · arxiv_version: 1812.01699v2 · doi: 10.48550/arxiv.1812.01699 · pith_short_12: LBCEY2SRXZOM · pith_short_16: LBCEY2SRXZOM7FTK · pith_short_8: LBCEY2SR

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/LBCEY2SRXZOM7FTKE47XLZNW3W \
  | 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: 58444c6a51be5ccf966a273f75e5b6dd907bffdf764642bdcdfa38e3d26b045f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7250000dc19df25d438d3ad79cacc51f09410edf111eedb3ec53672721906cea",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-12-01T01:43:26Z",
    "title_canon_sha256": "904551fea1a2ed5ff8cd0974da8497aae5856a92fef6ca46ad2f14caf24c416d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01699",
    "kind": "arxiv",
    "version": 2
  }
}