Pith Number

pith:F4P2DHAK

pith:2018:F4P2DHAKX4LZDD77FXKPPPZTO5

not attested not anchored not stored refs pending

Using Deep Reinforcement Learning to Learn High-Level Policies on the ATRIAS Biped

Akshara Rai, Christopher G. Atkeson, Hartmut Geyer, Tianyu Li

arxiv:1809.10811 v1 · 2018-09-28 · cs.RO

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

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	2026-05-18T00:04:34.976609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f1fa19c0abf17918fff2dd4f7bf3377688856409c6ac2c6691e2f1a7f095c03

Aliases

arxiv: 1809.10811 · arxiv_version: 1809.10811v1 · doi: 10.48550/arxiv.1809.10811 · pith_short_12: F4P2DHAKX4LZ · pith_short_16: F4P2DHAKX4LZDD77 · pith_short_8: F4P2DHAK

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/F4P2DHAKX4LZDD77FXKPPPZTO5 \
  | 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: 2f1fa19c0abf17918fff2dd4f7bf3377688856409c6ac2c6691e2f1a7f095c03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42181b269b860e331a7083c0465abb8a893123ae8350f76d8ee4467574ca8321",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2018-09-28T00:55:27Z",
    "title_canon_sha256": "8b9ba0b96e846f41112452e02b3589a580a72f2d7ebc47f6040a87d5310ce542"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.10811",
    "kind": "arxiv",
    "version": 1
  }
}