Pith Number

pith:RUBZJQGH

pith:2026:RUBZJQGHG2C777PJCVZYGYMUM6

not attested not anchored not stored refs pending

CrossAlpha: An Annual-Report Benchmark for Cross-Market Factor Research

Bingsheng He, Nuo Chen, Qian Wang, Zhaomin Wu, Zhongyi Tong

arxiv:2605.29286 v1 · 2026-05-28 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RUBZJQGHG2C777PJCVZYGYMUM6}

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	2026-05-29T01:05:29.508406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d0394c0c73685fffde91573836194679e81e317f82911355cddecdee9cf89e0

Aliases

arxiv: 2605.29286 · arxiv_version: 2605.29286v1 · doi: 10.48550/arxiv.2605.29286 · pith_short_12: RUBZJQGHG2C7 · pith_short_16: RUBZJQGHG2C777PJ · pith_short_8: RUBZJQGH

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/RUBZJQGHG2C777PJCVZYGYMUM6 \
  | 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: 8d0394c0c73685fffde91573836194679e81e317f82911355cddecdee9cf89e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "710969631f5caf571ac526e91bf6f63b8493055ff1c2dd025797cd7c90aac21c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-05-28T03:11:41Z",
    "title_canon_sha256": "753647579cc541cca15663ffd180a684e42c78a37db8e4da9af11bff77dbd854"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29286",
    "kind": "arxiv",
    "version": 1
  }
}