Pith Number

pith:J4ENKTFO

pith:2021:J4ENKTFOTV3AMQHCX4BLU7NTXC

not attested not anchored not stored refs pending

Learning to Cut by Watching Movies

Alejandro Pardo, Ali Thabet, Bernard Ghanem, Fabian Caba Heilbron, Juan Le\'on Alc\'azar

arxiv:2108.04294 v3 · 2021-08-09 · cs.CV · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J4ENKTFOTV3AMQHCX4BLU7NTXC}

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	2026-07-05T03:18:28.821430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f08d54cae9d760640e2bf02ba7db3b8a728503660f0538075b482f7847c1f1f

Aliases

arxiv: 2108.04294 · arxiv_version: 2108.04294v3 · doi: 10.48550/arxiv.2108.04294 · pith_short_12: J4ENKTFOTV3A · pith_short_16: J4ENKTFOTV3AMQHC · pith_short_8: J4ENKTFO

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/J4ENKTFOTV3AMQHCX4BLU7NTXC \
  | 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: 4f08d54cae9d760640e2bf02ba7db3b8a728503660f0538075b482f7847c1f1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec8a35422119201b7c24c27cafd4e607a522e89f3a4ea520f631c0fe3d38fa2e",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-09T18:37:17Z",
    "title_canon_sha256": "ff706b1d7777f166210a4c776d7a3caa0c0514915a62a1bc1c153293128d6258"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.04294",
    "kind": "arxiv",
    "version": 3
  }
}