Pith Number

pith:HC2UCGYQ

pith:2026:HC2UCGYQ4E5B4XHSCRS6WKXZSG

not attested not anchored not stored refs pending

Athena-Brain Technical Report: An Efficient Robot Brain for General Intelligence and Embodied Interactio

Jialian Li, Jiaming Song, Jiangpin Liu, Jie Chen, Junhong Liu, Weiran Guo, Xutao Wang, Yi Zhao, Yuchen Cao

arxiv:2607.18985 v1 · 2026-07-21 · 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{HC2UCGYQ4E5B4XHSCRS6WKXZSG}

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	2026-07-22T01:24:02.968076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38b5411b10e13a1e5cf21465eb2af991afa13f71604a1c4d2731491683a42c04

Aliases

arxiv: 2607.18985 · arxiv_version: 2607.18985v1 · doi: 10.48550/arxiv.2607.18985 · pith_short_12: HC2UCGYQ4E5B · pith_short_16: HC2UCGYQ4E5B4XHS · pith_short_8: HC2UCGYQ

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/HC2UCGYQ4E5B4XHSCRS6WKXZSG \
  | 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: 38b5411b10e13a1e5cf21465eb2af991afa13f71604a1c4d2731491683a42c04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2fc3e2a6efab3f63f5ccf6e90de08fd444c2189c59a2546a4bd3e518a7af71c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-21T11:19:21Z",
    "title_canon_sha256": "b3170502aa2ad7903afa44510ff59adc4c7ecab5fc9e34179bddd74ada8f6f37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18985",
    "kind": "arxiv",
    "version": 1
  }
}