Pith Number

pith:XX5IYDXC

pith:2019:XX5IYDXCT3UEDZPZ54LSQDN5Z2

not attested not anchored not stored refs pending

Learning elementary structures for 3D shape generation and matching

Bryan C. Russell, Mathieu Aubry, Matthew Fisher, Theo Deprelle, Thibault Groueix, Vladimir G. Kim

arxiv:1908.04725 v2 · 2019-08-13 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XX5IYDXCT3UEDZPZ54LSQDN5Z2}

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	2026-07-05T00:03:00.462875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdfa8c0ee29ee841e5f9ef17280dbdce8678f4e8ff840d797b9a38d2a8bef137

Aliases

arxiv: 1908.04725 · arxiv_version: 1908.04725v2 · doi: 10.48550/arxiv.1908.04725 · pith_short_12: XX5IYDXCT3UE · pith_short_16: XX5IYDXCT3UEDZPZ · pith_short_8: XX5IYDXC

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/XX5IYDXCT3UEDZPZ54LSQDN5Z2 \
  | 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: bdfa8c0ee29ee841e5f9ef17280dbdce8678f4e8ff840d797b9a38d2a8bef137

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7687d4af23980491eaa3251a44f1d66340a734db086c095c53b2d984aa0ad512",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-13T16:36:51Z",
    "title_canon_sha256": "1e90558af3364103ec36619970cf5f36300cb701b9e9b5dece64e3f909f17d1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04725",
    "kind": "arxiv",
    "version": 2
  }
}