Pith Number

pith:GKYDE4DU

pith:2016:GKYDE4DUIRX2CDQCPOCEP5MZU5

not attested not anchored not stored refs pending

Inverse Diffusion Curves using Shape Optimization

Changxi Zheng, Fredo Durand, Shuang Zhao

arxiv:1610.02769 v1 · 2016-10-10 · 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{GKYDE4DUIRX2CDQCPOCEP5MZU5}

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	2026-05-18T01:02:50.764196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32b0327074446fa10e027b8447f599a76c08b7f4585a75aa96fef2e6c67d0d9f

Aliases

arxiv: 1610.02769 · arxiv_version: 1610.02769v1 · doi: 10.48550/arxiv.1610.02769 · pith_short_12: GKYDE4DUIRX2 · pith_short_16: GKYDE4DUIRX2CDQC · pith_short_8: GKYDE4DU

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/GKYDE4DUIRX2CDQCPOCEP5MZU5 \
  | 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: 32b0327074446fa10e027b8447f599a76c08b7f4585a75aa96fef2e6c67d0d9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "824a1204e3f171085752c64dfcafd68f4e1ae61466ed43d9ca69338f7fd71c4f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2016-10-10T03:57:40Z",
    "title_canon_sha256": "021deefc5a883df23c3f6a01b4d1289ea317c005a6008f617bc383028a66f1c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.02769",
    "kind": "arxiv",
    "version": 1
  }
}