Pith Number

pith:7TCGL6OQ

pith:2026:7TCGL6OQQM2V6VS3RYZJHIB2GK

not attested not anchored not stored refs pending

VeriHGN: Heterogeneous Graph-Based Congestion Prediction for Chip Layout Verification

Bingzhe Li, Bo Fang, Runbang Hu, Yuede Ji

arxiv:2603.11075 v2 · 2026-03-10 · cs.AR · 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{7TCGL6OQQM2V6VS3RYZJHIB2GK}

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	2026-05-20T00:05:43.136923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcc465f9d083355f565b8e3293a03a32bf5e95b996fc0ee5ae0241631315d7cf

Aliases

arxiv: 2603.11075 · arxiv_version: 2603.11075v2 · doi: 10.48550/arxiv.2603.11075 · pith_short_12: 7TCGL6OQQM2V · pith_short_16: 7TCGL6OQQM2V6VS3 · pith_short_8: 7TCGL6OQ

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/7TCGL6OQQM2V6VS3RYZJHIB2GK \
  | 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: fcc465f9d083355f565b8e3293a03a32bf5e95b996fc0ee5ae0241631315d7cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d46f712326455b2fd28e7a053e9dcee9dbdf66dce1daecf2b42b351693464819",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2026-03-10T20:39:48Z",
    "title_canon_sha256": "ef4700c43bcce6e2f6d790e8e9b185a94cdb0a1e29b67b562dcea860bb37c4ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.11075",
    "kind": "arxiv",
    "version": 2
  }
}