Pith Number

pith:RZ6BBVQB

pith:2019:RZ6BBVQBDHRV26GLZ2EAK4EPSR

not attested not anchored not stored refs pending

Computational Design of Lightweight Trusses

Caigui Jiang, Chengcheng Tang, Hans-Peter Seidel, Peter Wonka, Renjie Chen

arxiv:1901.05637 v1 · 2019-01-17 · 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{RZ6BBVQBDHRV26GLZ2EAK4EPSR}

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	2026-05-17T23:56:06.574109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e7c10d60119e35d78cbce8805708f944507ca5e7b3f1e671488e5cb8bfe3b5a

Aliases

arxiv: 1901.05637 · arxiv_version: 1901.05637v1 · doi: 10.48550/arxiv.1901.05637 · pith_short_12: RZ6BBVQBDHRV · pith_short_16: RZ6BBVQBDHRV26GL · pith_short_8: RZ6BBVQB

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/RZ6BBVQBDHRV26GLZ2EAK4EPSR \
  | 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: 8e7c10d60119e35d78cbce8805708f944507ca5e7b3f1e671488e5cb8bfe3b5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4b11565bb44ff9897a90b32e670342de2eaf39351361abd518fa15a4b344df1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2019-01-17T06:08:33Z",
    "title_canon_sha256": "899775324068c28e9f25322632c1941254e6def0a635b262211b080f5b750849"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05637",
    "kind": "arxiv",
    "version": 1
  }
}