Pith Number

pith:X24KDDX6

pith:2015:X24KDDX6YXZFSHSOGMFRPUAZCW

not attested not anchored not stored refs pending

Decomposing Digital Paintings into Layers via RGB-space Geometry

Jianchao Tan, Jyh-Ming Lien, Yotam Gingold

arxiv:1509.03335 v1 · 2015-09-10 · 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{X24KDDX6YXZFSHSOGMFRPUAZCW}

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	2026-05-18T01:33:23.607145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

beb8a18efec5f2591e4e330b17d0191598fc363fdd3064d0f164c1b59db6b2bf

Aliases

arxiv: 1509.03335 · arxiv_version: 1509.03335v1 · doi: 10.48550/arxiv.1509.03335 · pith_short_12: X24KDDX6YXZF · pith_short_16: X24KDDX6YXZFSHSO · pith_short_8: X24KDDX6

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/X24KDDX6YXZFSHSOGMFRPUAZCW \
  | 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: beb8a18efec5f2591e4e330b17d0191598fc363fdd3064d0f164c1b59db6b2bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eda5a23c3ce390ce9d830a6e173b865b6c8e42db39cb0a2c57d2e502fd0bee3e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2015-09-10T20:58:36Z",
    "title_canon_sha256": "becc73c5dbc5c8944c2b103a2080ff9c74fccb0bc472fc86e226043647000915"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03335",
    "kind": "arxiv",
    "version": 1
  }
}