Pith Number

pith:2SQJTNGN

pith:2025:2SQJTNGNIY6XZHOYNLN7RJZ75M

not attested not anchored not stored refs pending

From Formulas to Figures: How Visual Elements Impact User Interactions in Educational Videos

Anett Hoppe, Hewi Salih, Ralph Ewerth, Wolfgang Gritz

arxiv:2505.01753 v1 · 2025-05-03 · 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{2SQJTNGNIY6XZHOYNLN7RJZ75M}

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	2026-07-05T10:58:03.552589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4a099b4cd463d7c9dd86adbf8a73feb161680a9fb982b8118eb9834f2f024e9

Aliases

arxiv: 2505.01753 · arxiv_version: 2505.01753v1 · doi: 10.48550/arxiv.2505.01753 · pith_short_12: 2SQJTNGNIY6X · pith_short_16: 2SQJTNGNIY6XZHOY · pith_short_8: 2SQJTNGN

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/2SQJTNGNIY6XZHOYNLN7RJZ75M \
  | 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: d4a099b4cd463d7c9dd86adbf8a73feb161680a9fb982b8118eb9834f2f024e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "838a977e3ee0c4ee3dbc8caeb9e56a8b50cf75c812f2dbac6b23ee8403918562",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2025-05-03T09:02:40Z",
    "title_canon_sha256": "f9b7314c9c2a9c5ed907674d41e8819d8ba93534e3351c21ce339084f23224a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.01753",
    "kind": "arxiv",
    "version": 1
  }
}