Pith Number

pith:FFSVVB6D

pith:2026:FFSVVB6DEGNS4SHKOXXUDBZMMI

not attested not anchored not stored refs pending

GRAIL: Gradient-Reweighted Advantages for Reinforcement Learning with Verifiable Rewards

Soujanya Poria, Tej Deep Pala, Vernon Toh

arxiv:2606.04889 v1 · 2026-06-03 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FFSVVB6DEGNS4SHKOXXUDBZMMI}

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	2026-06-04T01:09:53.675645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29655a87c3219b2e48ea75ef41872c62089c1fc9a10be9e8ae3b967b45ef5e31

Aliases

arxiv: 2606.04889 · arxiv_version: 2606.04889v1 · doi: 10.48550/arxiv.2606.04889 · pith_short_12: FFSVVB6DEGNS · pith_short_16: FFSVVB6DEGNS4SHK · pith_short_8: FFSVVB6D

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/FFSVVB6DEGNS4SHKOXXUDBZMMI \
  | 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: 29655a87c3219b2e48ea75ef41872c62089c1fc9a10be9e8ae3b967b45ef5e31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e69f94d3343803f9fdef63818fa0579a5014c8b55adec760548d11f79cd9a291",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-03T13:51:27Z",
    "title_canon_sha256": "4a37b7a339c04ceafed71aaa9e19c9440ffb79f4cc1dc3063595b571ce49285b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04889",
    "kind": "arxiv",
    "version": 1
  }
}