Pith Number

pith:KG53SMT4

pith:2017:KG53SMT4A3VFM5VUNYZIUDRMKV

not attested not anchored not stored refs pending

Smart, Sparse Contours to Represent and Edit Images

Ce Liu, Chuang Gan, Dilip Krishnan, Tali Dekel, William T. Freeman

arxiv:1712.08232 v2 · 2017-12-21 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KG53SMT4A3VFM5VUNYZIUDRMKV}

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	2026-05-18T00:18:56.978243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51bbb9327c06ea5676b46e328a0e2c55746de75f9a47d68cdc3dfe5da34d0e5e

Aliases

arxiv: 1712.08232 · arxiv_version: 1712.08232v2 · doi: 10.48550/arxiv.1712.08232 · pith_short_12: KG53SMT4A3VF · pith_short_16: KG53SMT4A3VFM5VU · pith_short_8: KG53SMT4

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/KG53SMT4A3VFM5VUNYZIUDRMKV \
  | 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: 51bbb9327c06ea5676b46e328a0e2c55746de75f9a47d68cdc3dfe5da34d0e5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "627d64f14f63c05806f1c7dbeec962807be323ca39b098ba7338ed953760cccc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-12-21T22:11:49Z",
    "title_canon_sha256": "adb7e84b90f9bb3480c69bf06933c1e26c00eeea6a4f527ffbdc5c6c0bbf912b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08232",
    "kind": "arxiv",
    "version": 2
  }
}