Pith Number

pith:FKZL247U

pith:2025:FKZL247UZCKGLXUSHZZU5VQG3N

not attested not anchored not stored refs pending

VeasyGuide: Personalized Visual Guidance for Low-vision Learners on Instructor Actions in Presentation Videos

Amy Pavel, Ariel Shamir, Takeo Igarashi, Yotam Sechayk

arxiv:2507.21837 v2 · 2025-07-29 · 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{FKZL247UZCKGLXUSHZZU5VQG3N}

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	2026-07-05T11:48:27.973579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ab2bd73f4c89465de923e734ed606db5ecec3199b19c4e6617826f80d9c39de

Aliases

arxiv: 2507.21837 · arxiv_version: 2507.21837v2 · doi: 10.48550/arxiv.2507.21837 · pith_short_12: FKZL247UZCKG · pith_short_16: FKZL247UZCKGLXUS · pith_short_8: FKZL247U

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/FKZL247UZCKGLXUSHZZU5VQG3N \
  | 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: 2ab2bd73f4c89465de923e734ed606db5ecec3199b19c4e6617826f80d9c39de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c95b9a776d7301889432f675e50ac729e9aad6dddfadf4d0e6e2ed75531b948",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2025-07-29T14:16:01Z",
    "title_canon_sha256": "796debb6dcec6b6cb97e2148e910200aff5530ceebf7ec0fd1c3ef2495fb9a01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.21837",
    "kind": "arxiv",
    "version": 2
  }
}