Pith Number

pith:FKKMV6IP

pith:2021:FKKMV6IP6FQ6VS3VBOUD24EGSD

not attested not anchored not stored refs pending

MarioNette: Self-Supervised Sprite Learning

Alexei A. Efros, Dmitriy Smirnov, Justin Solomon, Matthew Fisher, Michael Gharbi, Vitor Guizilini

arxiv:2104.14553 v2 · 2021-04-29 · 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{FKKMV6IP6FQ6VS3VBOUD24EGSD}

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	2026-07-05T03:24:10.339592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a94caf90ff161eacb750ba83d708690fcd7249998100b40cf21a08257389358

Aliases

arxiv: 2104.14553 · arxiv_version: 2104.14553v2 · doi: 10.48550/arxiv.2104.14553 · pith_short_12: FKKMV6IP6FQ6 · pith_short_16: FKKMV6IP6FQ6VS3V · pith_short_8: FKKMV6IP

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/FKKMV6IP6FQ6VS3VBOUD24EGSD \
  | 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: 2a94caf90ff161eacb750ba83d708690fcd7249998100b40cf21a08257389358

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f54cf98d8d1e9884303c6618039f21b04cfba10dc169239ee2c700eae9a8e84f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-29T17:59:01Z",
    "title_canon_sha256": "5a6409fbfb965347f308bacbe327e92b3815050f4c87f510d35cb2f04496edbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.14553",
    "kind": "arxiv",
    "version": 2
  }
}