Pith Number

pith:GBEV5BOL

pith:2019:GBEV5BOLX5CPQROLPIMG6AMYDC

not attested not anchored not stored refs pending

Aggregating E-commerce Search Results from Heterogeneous Sources via Hierarchical Reinforcement Learning

Bo Zheng, Haihong Tang, Jun Feng, Minlie Huang, Ryuichi Takanobu, Tao Zhuang

arxiv:1902.08882 v1 · 2019-02-24 · cs.IR · cs.AI · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GBEV5BOLX5CPQROLPIMG6AMYDC}

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	2026-07-05T02:42:24.000611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30495e85cbbf44f845cb7a186f019818a6487cd031da28b7ea11abeb5b975058

Aliases

arxiv: 1902.08882 · arxiv_version: 1902.08882v1 · doi: 10.48550/arxiv.1902.08882 · pith_short_12: GBEV5BOLX5CP · pith_short_16: GBEV5BOLX5CPQROL · pith_short_8: GBEV5BOL

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/GBEV5BOLX5CPQROLPIMG6AMYDC \
  | 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: 30495e85cbbf44f845cb7a186f019818a6487cd031da28b7ea11abeb5b975058

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd54c765ed6114e1a501ae34788197e9c805a86bff99a60bd613fc2f104d3c7b",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-02-24T03:18:43Z",
    "title_canon_sha256": "c3fd27ab673153831b20e47e9d554f75839f12a69aa9e8d48e0109a5e5f52e89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.08882",
    "kind": "arxiv",
    "version": 1
  }
}