Pith Number

pith:IPXHDSQO

pith:2021:IPXHDSQO5JGHH52LR6CSZLOJIC

not attested not anchored not stored refs pending

Is a Single Model Enough? MuCoS: A Multi-Model Ensemble Learning for Semantic Code Search

Dongmei Zhang, Ensheng Shi, Lun Du, Shi Han, Xiaozhou Shi, Yanlin Wang

arxiv:2107.04773 v2 · 2021-07-10 · cs.SE · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPXHDSQO5JGHH52LR6CSZLOJIC}

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	2026-07-05T02:57:26.263636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43ee71ca0eea4c73f74b8f852cadc9409806595659c961feda33a58c7e50aa7b

Aliases

arxiv: 2107.04773 · arxiv_version: 2107.04773v2 · doi: 10.48550/arxiv.2107.04773 · pith_short_12: IPXHDSQO5JGH · pith_short_16: IPXHDSQO5JGHH52L · pith_short_8: IPXHDSQO

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/IPXHDSQO5JGHH52LR6CSZLOJIC \
  | 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: 43ee71ca0eea4c73f74b8f852cadc9409806595659c961feda33a58c7e50aa7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd58c81288fd25060e4d1a6ea8cee565171542de30484d984a835169e6df8ebb",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2021-07-10T06:40:44Z",
    "title_canon_sha256": "abd072d2b3d7dc6e00e4e7f9a8862608a544947d9ece9b9f1202ade9e12b0cfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.04773",
    "kind": "arxiv",
    "version": 2
  }
}