Pith Number

pith:OLOURFIQ

pith:2023:OLOURFIQL4BDQTI5L5NCU7UBPO

not attested not anchored not stored refs pending

A Food Package Recognition and Sorting System Based on Structured Light and Deep Learning

Jixin Liang, Juan Zhao, Xuanzhi Liu, Yuping Ye, Zhan Song

arxiv:2309.03704 v1 · 2023-09-07 · 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{OLOURFIQL4BDQTI5L5NCU7UBPO}

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	2026-07-05T06:48:40.915403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72dd4895105f02384d1d5f5a2a7e817b994b2b2da3d5cb8a99b102dee62e21bb

Aliases

arxiv: 2309.03704 · arxiv_version: 2309.03704v1 · doi: 10.48550/arxiv.2309.03704 · pith_short_12: OLOURFIQL4BD · pith_short_16: OLOURFIQL4BDQTI5 · pith_short_8: OLOURFIQ

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/OLOURFIQL4BDQTI5L5NCU7UBPO \
  | 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: 72dd4895105f02384d1d5f5a2a7e817b994b2b2da3d5cb8a99b102dee62e21bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bca560e977809286f357c77c45630062f8d4eae03252a372ae0de615d049942d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2023-09-07T13:31:27Z",
    "title_canon_sha256": "f874b10947fe24af114a787b3b3baab0b33f75eab6a7fdbdc0212a18b7000b35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.03704",
    "kind": "arxiv",
    "version": 1
  }
}