Pith Number

pith:IGNUR2KI

pith:2021:IGNUR2KI6KKKY6OCVC3TJZLZOL

not attested not anchored not stored refs pending

Crowd-Aware Robot Navigation for Pedestrians with Multiple Collision Avoidance Strategies via Map-based Deep Reinforcement Learning

Guangda Chen, Jianmin Ji, Jun Ma, Quecheng Qiu, Shunyi Yao1, Xiaoping Chen

arxiv:2109.02541 v1 · 2021-09-06 · 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{IGNUR2KI6KKKY6OCVC3TJZLZOL}

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	2026-07-05T03:11:43.540472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

419b48e948f294ac79c2a8b734e57972ec9ea7cc0925102205f68c5cb680c62f

Aliases

arxiv: 2109.02541 · arxiv_version: 2109.02541v1 · doi: 10.48550/arxiv.2109.02541 · pith_short_12: IGNUR2KI6KKK · pith_short_16: IGNUR2KI6KKKY6OC · pith_short_8: IGNUR2KI

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/IGNUR2KI6KKKY6OCVC3TJZLZOL \
  | 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: 419b48e948f294ac79c2a8b734e57972ec9ea7cc0925102205f68c5cb680c62f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1242de15ab2bede758168d9c4cd983079936d4e7ab86db9f7fd3d705e15a6209",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-09-06T15:28:21Z",
    "title_canon_sha256": "539b488ac452be6603bfa89d80409e6749b0d0eb222d6cc3ba0368dd102c23c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.02541",
    "kind": "arxiv",
    "version": 1
  }
}