Pith Number

pith:OBV4I2BK

pith:2022:OBV4I2BKZRUBBFHM5DPWTAU6NV

not attested not anchored not stored refs pending

Deep Reinforcement Learning for Orienteering Problems Based on Decomposition

Kaiwen Li, Kang Yang, Rui Wang, Tao Zhang, Wei Liu, Wenhua Li

arxiv:2204.11575 v2 · 2022-04-25 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OBV4I2BKZRUBBFHM5DPWTAU6NV}

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	2026-07-05T05:44:37.751650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

706bc4682acc681094ece8df69829e6d7fffea8b4f3de5bf5977771293e871c8

Aliases

arxiv: 2204.11575 · arxiv_version: 2204.11575v2 · doi: 10.48550/arxiv.2204.11575 · pith_short_12: OBV4I2BKZRUB · pith_short_16: OBV4I2BKZRUBBFHM · pith_short_8: OBV4I2BK

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/OBV4I2BKZRUBBFHM5DPWTAU6NV \
  | 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: 706bc4682acc681094ece8df69829e6d7fffea8b4f3de5bf5977771293e871c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a56216515620078f0390a35ed81159932d07d835adcffa853e468617718358c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2022-04-25T11:45:31Z",
    "title_canon_sha256": "637411ab0adb238d837977dde66e30a1cb456adad83e603a1654d71880ba8aaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.11575",
    "kind": "arxiv",
    "version": 2
  }
}