Pith Number

pith:HHNODHJH

pith:2021:HHNODHJHGPX4IRDV75UVLO4XFR

not attested not anchored not stored refs pending

Remixing Functionally Graded Structures: Data-Driven Topology Optimization with Multiclass Shape Blending

Daicong Da, Liwei Wang, Wei Chen, Yu-Chin Chan

arxiv:2112.00648 v2 · 2021-12-01 · cs.CE · 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{HHNODHJHGPX4IRDV75UVLO4XFR}

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	2026-07-05T04:10:51.945092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39dae19d2733efc44475ff6955bb972c6d3fb86ceb33cde3d9eebe5c066000fa

Aliases

arxiv: 2112.00648 · arxiv_version: 2112.00648v2 · doi: 10.48550/arxiv.2112.00648 · pith_short_12: HHNODHJHGPX4 · pith_short_16: HHNODHJHGPX4IRDV · pith_short_8: HHNODHJH

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/HHNODHJHGPX4IRDV75UVLO4XFR \
  | 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: 39dae19d2733efc44475ff6955bb972c6d3fb86ceb33cde3d9eebe5c066000fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94bd6d023efb20e381fdd75c365c9e6cff10891c4e20631c96b5c17d0ecc8b76",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2021-12-01T16:54:56Z",
    "title_canon_sha256": "f48929c2fcd76f06705b0b6429252d22b873eee718bc9610cfb8e19590e726de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.00648",
    "kind": "arxiv",
    "version": 2
  }
}