Pith Number

pith:NJL5ZWAR

pith:2021:NJL5ZWARLNPMFOCJTYFG7DW3CH

not attested not anchored not stored refs pending

Automatic Construction of Lane-level HD Maps for Urban Scenes

Masayoshi Tomizuka, Wei Zhan, Yiyang Zhou, Yuichi Takeda

arxiv:2107.10972 v1 · 2021-07-23 · 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{NJL5ZWARLNPMFOCJTYFG7DW3CH}

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	2026-07-05T03:00:11.978776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a57dcd8115b5ec2b8499e0a6f8edb11c4223dc24d3cc91e949404fa23970c50

Aliases

arxiv: 2107.10972 · arxiv_version: 2107.10972v1 · doi: 10.48550/arxiv.2107.10972 · pith_short_12: NJL5ZWARLNPM · pith_short_16: NJL5ZWARLNPMFOCJ · pith_short_8: NJL5ZWAR

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/NJL5ZWARLNPMFOCJTYFG7DW3CH \
  | 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: 6a57dcd8115b5ec2b8499e0a6f8edb11c4223dc24d3cc91e949404fa23970c50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff93dbc973d99bc9c36b616c2123aece8627501496ed2d40e5c87c7adda67d1e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-07-23T00:44:33Z",
    "title_canon_sha256": "d8a0d3fe1cf0b46d2428b961e832892cd1729e66a8a827da20f79e3dfbdb8623"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.10972",
    "kind": "arxiv",
    "version": 1
  }
}