Pith Number

pith:5ZG252JI

pith:2024:5ZG252JIKM4PSGQNQMDRDSWFUD

not attested not anchored not stored refs pending

MCBA: A Matroid Constraint-Based Approach for Composite Service Recommendation Considering Compatibility and Diversity

Hanchuan Xu, Xiao Wang, Ying Sun, Zhongjie Wang

arxiv:2409.01600 v1 · 2024-09-03 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ZG252JIKM4PSGQNQMDRDSWFUD}

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	2026-07-05T09:02:31.319047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee4daee9285338f91a0d830711cac5a0c9e7d0e0dee219683e7451835474ca6d

Aliases

arxiv: 2409.01600 · arxiv_version: 2409.01600v1 · doi: 10.48550/arxiv.2409.01600 · pith_short_12: 5ZG252JIKM4P · pith_short_16: 5ZG252JIKM4PSGQN · pith_short_8: 5ZG252JI

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/5ZG252JIKM4PSGQNQMDRDSWFUD \
  | 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: ee4daee9285338f91a0d830711cac5a0c9e7d0e0dee219683e7451835474ca6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c22b6de5adef0ae0434d923f7cc9e6b8bf66b008c2560bd8a796f962f426420f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2024-09-03T04:46:02Z",
    "title_canon_sha256": "1789610ea46a22a4847140a0f9488db9d0186b3e1eb3fd885bdddb34932ee682"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.01600",
    "kind": "arxiv",
    "version": 1
  }
}