Pith Number

pith:XERXFJVS

pith:2021:XERXFJVSGX5JM43CI2LXHGVR32

not attested not anchored not stored refs pending

Distributed Proximal Policy Optimization for Contention-Based Spectrum Access

Akash Doshi, Jeffrey G. Andrews

arxiv:2111.09420 v1 · 2021-10-07 · cs.NI · cs.LG · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XERXFJVSGX5JM43CI2LXHGVR32}

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	2026-07-05T03:33:11.383931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b92372a6b235fa9673624697739ab1de9f2389818ffc6efb8e5212783e4c1c28

Aliases

arxiv: 2111.09420 · arxiv_version: 2111.09420v1 · doi: 10.48550/arxiv.2111.09420 · pith_short_12: XERXFJVSGX5J · pith_short_16: XERXFJVSGX5JM43C · pith_short_8: XERXFJVS

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/XERXFJVSGX5JM43CI2LXHGVR32 \
  | 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: b92372a6b235fa9673624697739ab1de9f2389818ffc6efb8e5212783e4c1c28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfc4eb1ce351477071e356fcce59fdbaf5a6e4e558d03b2325ca07858ccf399f",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2021-10-07T00:54:03Z",
    "title_canon_sha256": "707a67e1fdc22a756c7eb97c314fe55d3da221e4d9c67c2b742d9953e9d8304c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.09420",
    "kind": "arxiv",
    "version": 1
  }
}