Pith Number

pith:7CKL6U7F

pith:2020:7CKL6U7FI3ZRYBLN23GLNRZEQU

not attested not anchored not stored refs pending

Predicting Engagement in Video Lectures

Aldo Lipani, Emine Yilmaz, John Shawe-Taylor, Mar\'ia P\'erez-Ortiz, Sahan Bulathwela

arxiv:2006.00592 v2 · 2020-05-31 · cs.CY · cs.AI · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7CKL6U7FI3ZRYBLN23GLNRZEQU}

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	2026-07-05T01:09:07.030159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f894bf53e546f31c056dd6ccb6c724851b480f27318e684539bee3decac7f64b

Aliases

arxiv: 2006.00592 · arxiv_version: 2006.00592v2 · doi: 10.48550/arxiv.2006.00592 · pith_short_12: 7CKL6U7FI3ZR · pith_short_16: 7CKL6U7FI3ZRYBLN · pith_short_8: 7CKL6U7F

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/7CKL6U7FI3ZRYBLN23GLNRZEQU \
  | 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: f894bf53e546f31c056dd6ccb6c724851b480f27318e684539bee3decac7f64b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebe0a80cf828bdbc1a23818efa1c4e9174b39fedaa0c4716b36a44c06ce8cee9",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2020-05-31T19:28:16Z",
    "title_canon_sha256": "5cd2f9187926ba7d112ec4db62036f7aa8fb00b12b92cac6e1c502a0d935a6af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.00592",
    "kind": "arxiv",
    "version": 2
  }
}