Pith Number

pith:4CNF3BK4

pith:2019:4CNF3BK4P4EGS4GFVOYE5FJDK4

not attested not anchored not stored refs pending

Gloss, Color and Topography Scanning for Reproducing a Painting's Appearance using 3D printing

Clemens Weijkamp, Jo Geraedts, Joris Dik, Sylvia Pont, Tessa Essers, Willemijn Elkhuizen, Yu Song

arxiv:1910.10836 v1 · 2019-10-23 · cs.GR · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4CNF3BK4P4EGS4GFVOYE5FJDK4}

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	2026-07-05T00:14:35.978135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e09a5d855c7f086970c5abb04e95235718da7bba54a60b7c274561c735d859bb

Aliases

arxiv: 1910.10836 · arxiv_version: 1910.10836v1 · doi: 10.48550/arxiv.1910.10836 · pith_short_12: 4CNF3BK4P4EG · pith_short_16: 4CNF3BK4P4EGS4GF · pith_short_8: 4CNF3BK4

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/4CNF3BK4P4EGS4GFVOYE5FJDK4 \
  | 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: e09a5d855c7f086970c5abb04e95235718da7bba54a60b7c274561c735d859bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "086f602b71e829b8031935ff350437a299bc10d84d5408b9e024789d8bfd05f1",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2019-10-23T23:21:19Z",
    "title_canon_sha256": "8a555edb99f398679d5949de7323d6fecf1e1d704c700368d46da5a29bc2477c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.10836",
    "kind": "arxiv",
    "version": 1
  }
}