Pith Number

pith:JJA4EI5C

pith:2015:JJA4EI5CMWLZ4TFXKZETRYATKE

not attested not anchored not stored refs pending

The effect of giving explicit incentives to correct mistakes on subsequent problem solving in quantum mechanics

Andrew Mason, Benjamin Brown, Chandralekha Singh

arxiv:1509.07826 v1 · 2015-09-25 · physics.ed-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JJA4EI5CMWLZ4TFXKZETRYATKE}

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	2026-05-18T01:23:16.089014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a41c223a265979e4cb7564938e0135129602effd97c88c7c5c4e094a9ea926f

Aliases

arxiv: 1509.07826 · arxiv_version: 1509.07826v1 · doi: 10.48550/arxiv.1509.07826 · pith_short_12: JJA4EI5CMWLZ · pith_short_16: JJA4EI5CMWLZ4TFX · pith_short_8: JJA4EI5C

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/JJA4EI5CMWLZ4TFXKZETRYATKE \
  | 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: 4a41c223a265979e4cb7564938e0135129602effd97c88c7c5c4e094a9ea926f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "deced6abbff05138095ecfb513038f33b1b70429cfcbd028519b9654082079ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2015-09-25T18:37:52Z",
    "title_canon_sha256": "9ff22c71eaddb475446a7bfe925bdbca3fd1d3bfb67a262744afcd51384dc6cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.07826",
    "kind": "arxiv",
    "version": 1
  }
}