Pith Number

pith:6E33FJME

pith:2025:6E33FJMEZKRSZLL23MZIRJJQE2

not attested not anchored not stored refs pending

Co-designing Large Language Model Tools for Project-Based Learning with K12 Educators

Anastasia Ostrowski, Cynthia Breazeal, Emma Anderson, Eric Klopfer, Gisella Kakoti, Grace Lin, Hal Abelson, John Masla, Matt Taylor, Prerna Ravi

arxiv:2502.09799 v1 · 2025-02-13 · cs.HC · cs.AI · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6E33FJMEZKRSZLL23MZIRJJQE2}

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	2026-07-05T10:14:12.232064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f137b2a584caa32cad7adb3288a530269eab26125bcd4010e2a9ff563a5a13f9

Aliases

arxiv: 2502.09799 · arxiv_version: 2502.09799v1 · doi: 10.48550/arxiv.2502.09799 · pith_short_12: 6E33FJMEZKRS · pith_short_16: 6E33FJMEZKRSZLL2 · pith_short_8: 6E33FJME

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/6E33FJMEZKRSZLL23MZIRJJQE2 \
  | 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: f137b2a584caa32cad7adb3288a530269eab26125bcd4010e2a9ff563a5a13f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d44a7412437d89ff7f923bf3ac7c3b06ec4109ee3ce2c492177aff6ff94ac135",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2025-02-13T22:23:08Z",
    "title_canon_sha256": "f3c63134eed2a455398faefb7f82e8b8bf625687a6beaaf2d3cc525f20777fcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.09799",
    "kind": "arxiv",
    "version": 1
  }
}