Pith Number

pith:ZYJ34F6U

pith:2019:ZYJ34F6UAPQSM4MRWMEKFFEZUL

not attested not anchored not stored refs pending

Heterogeneous porous scaffold generation in trivariate B-spline solid with triply periodic minimal surface in the parametric domain

Chuanfeng Hu, Hongwei Lin

arxiv:1908.01938 v1 · 2019-08-06 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZYJ34F6UAPQSM4MRWMEKFFEZUL}

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	2026-07-04T23:51:49.520007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce13be17d403e1267191b308a29499a2cfbb8196812a66f0604f28b24b76ac71

Aliases

arxiv: 1908.01938 · arxiv_version: 1908.01938v1 · doi: 10.48550/arxiv.1908.01938 · pith_short_12: ZYJ34F6UAPQS · pith_short_16: ZYJ34F6UAPQSM4MR · pith_short_8: ZYJ34F6U

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/ZYJ34F6UAPQSM4MRWMEKFFEZUL \
  | 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: ce13be17d403e1267191b308a29499a2cfbb8196812a66f0604f28b24b76ac71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f99c60c3dc22e2a2859a79fb753115d1ffd4bd2a1dcee675d9023a64de4a2573",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2019-08-06T03:02:50Z",
    "title_canon_sha256": "7ca7fb5f80651762d89e13b49a9c8fa37a8f6b08457c2d540e14e5196fb0a0cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01938",
    "kind": "arxiv",
    "version": 1
  }
}