Pith Number

pith:XBPZJR6Z

pith:2016:XBPZJR6Z5WIHHCUZ6UTHIYK5O5

not attested not anchored not stored refs pending

Self-Diagnosis, Scaffolding and Transfer in a More Conventional Introductory Physics Problem

Andrew Mason, Chandralekha Singh, Edit Yerushalmi, Elisheva Cohen

arxiv:1603.06048 v1 · 2016-03-19 · 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{XBPZJR6Z5WIHHCUZ6UTHIYK5O5}

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	2026-05-18T01:18:51.903801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b85f94c7d9ed90738a99f52674615d774484e2015240dd355cf05f105aad3e97

Aliases

arxiv: 1603.06048 · arxiv_version: 1603.06048v1 · doi: 10.48550/arxiv.1603.06048 · pith_short_12: XBPZJR6Z5WIH · pith_short_16: XBPZJR6Z5WIHHCUZ · pith_short_8: XBPZJR6Z

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/XBPZJR6Z5WIHHCUZ6UTHIYK5O5 \
  | 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: b85f94c7d9ed90738a99f52674615d774484e2015240dd355cf05f105aad3e97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26ba8fd43a46abab67ba9027daf04d2223da45f62ce8399c9c57930c542f84b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2016-03-19T05:35:24Z",
    "title_canon_sha256": "1794cece2887b25b4cf33e79e2ab74b28cdf4d6cff230bdd97aad2e908b8a850"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.06048",
    "kind": "arxiv",
    "version": 1
  }
}