Pith Number

pith:EU3GJL6U

pith:2021:EU3GJL6UG3OVX4TB46OZCHUI6P

not attested not anchored not stored refs pending

The Success of AdaBoost and Its Application in Portfolio Management

Chaoyi Zhao, Lan Wu, Yijian Chuan, Zhenrui He

arxiv:2103.12345 v1 · 2021-03-23 · stat.ML · cs.LG · q-fin.PM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EU3GJL6UG3OVX4TB46OZCHUI6P}

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	2026-07-05T02:25:45.700954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

253664afd436dd5bf261e79d911e88f3d40e0a409cf49fac73b1b55135ddf02e

Aliases

arxiv: 2103.12345 · arxiv_version: 2103.12345v1 · doi: 10.48550/arxiv.2103.12345 · pith_short_12: EU3GJL6UG3OV · pith_short_16: EU3GJL6UG3OVX4TB · pith_short_8: EU3GJL6U

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/EU3GJL6UG3OVX4TB46OZCHUI6P \
  | 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: 253664afd436dd5bf261e79d911e88f3d40e0a409cf49fac73b1b55135ddf02e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "664a7697564e1b727761dd71401c55b417df1e2081a43ad5da18f5727a8769a5",
    "cross_cats_sorted": [
      "cs.LG",
      "q-fin.PM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-03-23T06:41:42Z",
    "title_canon_sha256": "d1e9a5fef6b758ce873eb157c0da2988af75b269dcf8dc96b12a4bc6e9438364"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.12345",
    "kind": "arxiv",
    "version": 1
  }
}