Pith Number

pith:WXHBR7D2

pith:2022:WXHBR7D2YYHFO7CG6D6BONTLBM

not attested not anchored not stored refs pending

The Neural-Prediction based Acceleration Algorithm of Column Generation for Graph-Based Set Covering Problems

Haofeng Yuan, Peng Jiang, Shiji Song

arxiv:2207.01411 v2 · 2022-07-04 · 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{WXHBR7D2YYHFO7CG6D6BONTLBM}

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	2026-07-05T04:39:40.080265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5ce18fc7ac60e577c46f0fc17366b0b37248e4e757bc8188a1fe0b4c08fdc20

Aliases

arxiv: 2207.01411 · arxiv_version: 2207.01411v2 · doi: 10.48550/arxiv.2207.01411 · pith_short_12: WXHBR7D2YYHF · pith_short_16: WXHBR7D2YYHFO7CG · pith_short_8: WXHBR7D2

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/WXHBR7D2YYHFO7CG6D6BONTLBM \
  | 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: b5ce18fc7ac60e577c46f0fc17366b0b37248e4e757bc8188a1fe0b4c08fdc20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b65979d51fa435d9edeec464ef76bf9f6c2d5c2f2e58a482a3256802c34b647",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-07-04T13:46:59Z",
    "title_canon_sha256": "80f777d961a2fa2597d89e2a1fe36d43edb2e6ba80fd0d73bd038b528d2ae6d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.01411",
    "kind": "arxiv",
    "version": 2
  }
}