Pith Number

pith:DCHGRNXK

pith:2022:DCHGRNXKE3TUPOQYGXSPMCDGRI

not attested not anchored not stored refs pending

Accelerating Code Search with Deep Hashing and Code Classification

Dongmei Zhang, Hongyu Zhang, Lun Du, Michael R. Lyu, Shi Han, Wenchao Gu, Yanlin Wang

arxiv:2203.15287 v2 · 2022-03-29 · cs.SE · 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{DCHGRNXKE3TUPOQYGXSPMCDGRI}

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	2026-07-05T04:10:13.315241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

188e68b6ea26e747ba1835e4f608668a03b21ce601aa6d210a95b5f14795cfb9

Aliases

arxiv: 2203.15287 · arxiv_version: 2203.15287v2 · doi: 10.48550/arxiv.2203.15287 · pith_short_12: DCHGRNXKE3TU · pith_short_16: DCHGRNXKE3TUPOQY · pith_short_8: DCHGRNXK

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/DCHGRNXKE3TUPOQYGXSPMCDGRI \
  | 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: 188e68b6ea26e747ba1835e4f608668a03b21ce601aa6d210a95b5f14795cfb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b600406ac1c4408cd6ca718df12c3e94fd1c6289656286d392ecf8fe8ecd115",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2022-03-29T07:05:30Z",
    "title_canon_sha256": "db022c9c7adbfcc67dfdfaa2b556f3881b3aa050b6b58fed2ab5f6cd8be8353d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.15287",
    "kind": "arxiv",
    "version": 2
  }
}