Pith Number

pith:NB4T2HIQ

pith:2016:NB4T2HIQOG73RNZLF2KY72LLGR

not attested not anchored not stored refs pending

Effect of Scaffolding on Helping Introductory Physics Students Solve Quantitative Problems Involving Strong Alternative Conceptions

Chandralekha Singh, Shih-Yin Lin

arxiv:1602.05697 v1 · 2016-02-18 · 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{NB4T2HIQOG73RNZLF2KY72LLGR}

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	2026-05-18T01:20:23.481156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68793d1d1071bfb8b72b2e958fe96b347cef370be565d9cbeeccc6ce475c61fc

Aliases

arxiv: 1602.05697 · arxiv_version: 1602.05697v1 · doi: 10.48550/arxiv.1602.05697 · pith_short_12: NB4T2HIQOG73 · pith_short_16: NB4T2HIQOG73RNZL · pith_short_8: NB4T2HIQ

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/NB4T2HIQOG73RNZLF2KY72LLGR \
  | 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: 68793d1d1071bfb8b72b2e958fe96b347cef370be565d9cbeeccc6ce475c61fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29a05a72d3e291e2f96a56af45d27cbfbce7252bc53d666b96c833a779689ff9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2016-02-18T07:18:07Z",
    "title_canon_sha256": "a28edeff616e2e4851b3695b1516237dccff4fe46571544710432292648109a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.05697",
    "kind": "arxiv",
    "version": 1
  }
}