Pith Number

pith:VYFDDXJ4

pith:2020:VYFDDXJ4ATVA6LDKSOZOF2KRYK

not attested not anchored not stored refs pending

FRESH: Interactive Reward Shaping in High-Dimensional State Spaces using Human Feedback

Andrew Clark, Baicen Xiao, Bhaskar Ramasubramanian, Linda Bushnell, Qifan Lu, Radha Poovendran

arxiv:2001.06781 v1 · 2020-01-19 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VYFDDXJ4ATVA6LDKSOZOF2KRYK}

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.

Cited by

1 paper in Pith

Where to Intervene: Action Selection in Deep Reinforcement Learning

Receipt and verification

First computed	2026-07-05T00:34:24.644120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae0a31dd3c04ea0f2c6a93b2e2e951c2a8cc8c91af0ccf92090600d7994c1094

Aliases

arxiv: 2001.06781 · arxiv_version: 2001.06781v1 · doi: 10.48550/arxiv.2001.06781 · pith_short_12: VYFDDXJ4ATVA · pith_short_16: VYFDDXJ4ATVA6LDK · pith_short_8: VYFDDXJ4

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/VYFDDXJ4ATVA6LDKSOZOF2KRYK \
  | 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: ae0a31dd3c04ea0f2c6a93b2e2e951c2a8cc8c91af0ccf92090600d7994c1094

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "327aaee09b7c3c5d38c8c6f6c0d291136847c6c294efacb6ac7256f289c685e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2020-01-19T06:07:20Z",
    "title_canon_sha256": "d3ec8e4ab44f325ba5c9777938757ad1b0b3403fe813f659ff7a005eeabefccf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.06781",
    "kind": "arxiv",
    "version": 1
  }
}