Pith Number

pith:6ABI54Q7

pith:2018:6ABI54Q7L6IIZYESHL3YT5TARL

not attested not anchored not stored refs pending

Ten Years of Research on Intelligent Educational Games for Learning Spelling and Mathematics

Barbara Solenthaler, Markus Gross, Severin Klingler, Tanja K\"aser

arxiv:1806.03257 v1 · 2018-06-07 · cs.CY · 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{6ABI54Q7L6IIZYESHL3YT5TARL}

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	2026-05-18T00:13:48.991736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0028ef21f5f908ce0923af789f6608acb30d50fa6738df0d123ffa476707c18

Aliases

arxiv: 1806.03257 · arxiv_version: 1806.03257v1 · doi: 10.48550/arxiv.1806.03257 · pith_short_12: 6ABI54Q7L6II · pith_short_16: 6ABI54Q7L6IIZYES · pith_short_8: 6ABI54Q7

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/6ABI54Q7L6IIZYESHL3YT5TARL \
  | 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: f0028ef21f5f908ce0923af789f6608acb30d50fa6738df0d123ffa476707c18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba86bfed420a6a9de486f6cd1f512e6b728c87d265c82c59380ff0bf52390a62",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-06-07T07:55:15Z",
    "title_canon_sha256": "00aead7dd9377c0c9a1f3f8db6724a8eb1fe3727fa451f5b89b028b402468f3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.03257",
    "kind": "arxiv",
    "version": 1
  }
}