Pith Number

pith:Z4S3X7W7

pith:2023:Z4S3X7W7PMRWBLZR2E25TMNCID

not attested not anchored not stored refs pending

Robot Person Following Under Partial Occlusion

Hanjing Ye, Hong Zhang, Jieting Zhao, Li He, Weinan Chen, Yaling Pan

arxiv:2302.02121 v2 · 2023-02-04 · 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{Z4S3X7W7PMRWBLZR2E25TMNCID}

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	2026-07-05T05:45:38.189279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf25bbfedf7b2360af31d135d9b1a240f8bc60d52375c95a5d6d41e7d21abc13

Aliases

arxiv: 2302.02121 · arxiv_version: 2302.02121v2 · doi: 10.48550/arxiv.2302.02121 · pith_short_12: Z4S3X7W7PMRW · pith_short_16: Z4S3X7W7PMRWBLZR · pith_short_8: Z4S3X7W7

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/Z4S3X7W7PMRWBLZR2E25TMNCID \
  | 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: cf25bbfedf7b2360af31d135d9b1a240f8bc60d52375c95a5d6d41e7d21abc13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d49ceca6e26de43febf831c410aae07f0c19ce7c7ecb56d828bf5c413204965",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2023-02-04T07:34:05Z",
    "title_canon_sha256": "5254cc5b3f028ac9b18e6e38c699e650f39be5973914091a2dd0fdbc55144a4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.02121",
    "kind": "arxiv",
    "version": 2
  }
}