Pith Number

pith:426PWG3G

pith:2017:426PWG3GOHMZHCZ2NONCRGPREE

not attested not anchored not stored refs pending

Topology optimization of multiple anisotropic materials, with application to self-assembling diblock copolymers

Francesco Regazzoni, Marco Verani, Nicola Parolini

arxiv:1711.10784 v1 · 2017-11-29 · math.NA · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{426PWG3GOHMZHCZ2NONCRGPREE}

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	2026-05-18T00:11:39.836109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6bcfb1b6671d9938b3a6b9a2899f12109642a89bfa2d19c767775df840b9033

Aliases

arxiv: 1711.10784 · arxiv_version: 1711.10784v1 · doi: 10.48550/arxiv.1711.10784 · pith_short_12: 426PWG3GOHMZ · pith_short_16: 426PWG3GOHMZHCZ2 · pith_short_8: 426PWG3G

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/426PWG3GOHMZHCZ2NONCRGPREE \
  | 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: e6bcfb1b6671d9938b3a6b9a2899f12109642a89bfa2d19c767775df840b9033

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c09abefa19623eaea2a63b952eba85a0c70ed196b101d117c7ba88adce1e68d",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-11-29T11:31:30Z",
    "title_canon_sha256": "7a11f98a9416477afce386cf4a345d9f1004303958dc385c583611a149d3270b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.10784",
    "kind": "arxiv",
    "version": 1
  }
}