Pith Number

pith:LDPVBIOF

pith:2025:LDPVBIOFHGBK5P4J7DHOFPVXDD

not attested not anchored not stored refs pending

The Power of Graph Signal Processing for Chip Placement Acceleration

Fan Yang, Hai Zhou, Jia Wang, Li Shang, Xuan Zeng, Yiting Liu

arxiv:2502.17632 v1 · 2025-02-24 · 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{LDPVBIOFHGBK5P4J7DHOFPVXDD}

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	2026-07-05T10:19:41.512916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58df50a1c53982aebf89f8cee2beb718f929bc916bdc1b94281158c94e4ce3d5

Aliases

arxiv: 2502.17632 · arxiv_version: 2502.17632v1 · doi: 10.48550/arxiv.2502.17632 · pith_short_12: LDPVBIOFHGBK · pith_short_16: LDPVBIOFHGBK5P4J · pith_short_8: LDPVBIOF

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/LDPVBIOFHGBK5P4J7DHOFPVXDD \
  | 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: 58df50a1c53982aebf89f8cee2beb718f929bc916bdc1b94281158c94e4ce3d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d52db31a0d1306ae1928f5605d1e0b64619642eb9e252091d3aca82197cc6857",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-24T20:28:26Z",
    "title_canon_sha256": "208aca824ecccc7c245c2828c2bcda6dc3ebe2d3699b83b422e1ad899103b4bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.17632",
    "kind": "arxiv",
    "version": 1
  }
}