Pith Number

pith:AGAXZFJB

pith:2020:AGAXZFJBSPASDMK5SSCH6B3UAY

not attested not anchored not stored refs pending

Towards Effective Context for Meta-Reinforcement Learning: an Approach based on Contrastive Learning

Chen Chen, Dong Li, Haotian Fu, Hongyao Tang, Jianye Hao, Wulong Liu, Xidong Feng

arxiv:2009.13891 v3 · 2020-09-29 · cs.LG · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AGAXZFJBSPASDMK5SSCH6B3UAY}

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	2026-07-05T01:59:33.032427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01817c952193c121b15d94847f077406066209136e4889861ba8f97e6b0532d5

Aliases

arxiv: 2009.13891 · arxiv_version: 2009.13891v3 · doi: 10.48550/arxiv.2009.13891 · pith_short_12: AGAXZFJBSPAS · pith_short_16: AGAXZFJBSPASDMK5 · pith_short_8: AGAXZFJB

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/AGAXZFJBSPASDMK5SSCH6B3UAY \
  | 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: 01817c952193c121b15d94847f077406066209136e4889861ba8f97e6b0532d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "850cf280744dd998f826c3cddd595de5da8c2e8ce0cefb1155e5461c1483048a",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-09-29T09:29:18Z",
    "title_canon_sha256": "0d5101b3ab6e0ac2251b175056111fec6080f205e1753755770f9ff2a6e64164"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.13891",
    "kind": "arxiv",
    "version": 3
  }
}