Pith Number

pith:UX5Q5OOC

pith:2018:UX5Q5OOCDCXL7FMABPWQXLSBO2

not attested not anchored not stored refs pending

Automatic Construction of Parallel Portfolios via Explicit Instance Grouping

Ke Tang, Shengcai Liu, Xin Yao

arxiv:1804.06088 v1 · 2018-04-17 · 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{UX5Q5OOCDCXL7FMABPWQXLSBO2}

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	2026-05-18T00:18:21.748307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5fb0eb9c218aebf95800bed0bae417685ebf78e64c758eb1c947c2b4d711093

Aliases

arxiv: 1804.06088 · arxiv_version: 1804.06088v1 · doi: 10.48550/arxiv.1804.06088 · pith_short_12: UX5Q5OOCDCXL · pith_short_16: UX5Q5OOCDCXL7FMA · pith_short_8: UX5Q5OOC

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/UX5Q5OOCDCXL7FMABPWQXLSBO2 \
  | 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: a5fb0eb9c218aebf95800bed0bae417685ebf78e64c758eb1c947c2b4d711093

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66fafe285b0e6b2262318fb8a3cbbaca43a2db196613dc714d6559035fdd6d60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-04-17T07:56:15Z",
    "title_canon_sha256": "084e2f377a1ccfb723150805f80b125abf24cc4a93250c3580c2581dd5452206"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06088",
    "kind": "arxiv",
    "version": 1
  }
}