Pith Number

pith:BSZXDBJH

pith:2026:BSZXDBJHPXRV45BNHZ5WVZVEZD

not attested not anchored not stored refs pending

Freeform Preference Learning for Robotic Manipulation

Abhijnya Bhat, Anubha Mahajan, Chelsea Finn, Marcel Torne

arxiv:2606.32027 v1 · 2026-06-30 · cs.RO · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BSZXDBJHPXRV45BNHZ5WVZVEZD}

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	2026-07-01T02:17:47.667193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cb37185277de35e742d3e7b6ae6a4c8dd716b05db7449e93fd0e734c7fcecfc

Aliases

arxiv: 2606.32027 · arxiv_version: 2606.32027v1 · doi: 10.48550/arxiv.2606.32027 · pith_short_12: BSZXDBJHPXRV · pith_short_16: BSZXDBJHPXRV45BN · pith_short_8: BSZXDBJH

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/BSZXDBJHPXRV45BNHZ5WVZVEZD \
  | 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: 0cb37185277de35e742d3e7b6ae6a4c8dd716b05db7449e93fd0e734c7fcecfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "740ae3daf08b6c8e89ba183c090cf4839d763607d0bb99899886d6993c11a861",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-06-30T17:54:02Z",
    "title_canon_sha256": "b086994ab512a196c6e2ee66ef2da0926dc1923c80586a20dd6130849cfb1e54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.32027",
    "kind": "arxiv",
    "version": 1
  }
}