Pith Number

pith:LJT26EDN

pith:2016:LJT26EDNWRFYCU7AQWY57HL5X3

not attested not anchored not stored refs pending

Varied reasoning schema in students' written solutions

Dean Zollman, Eleanor C. Sayre, Justyna P. Zwolak, Nandana Weliweriya

arxiv:1611.02262 v4 · 2016-11-07 · 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{LJT26EDNWRFYCU7AQWY57HL5X3}

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	2026-05-18T00:42:18.886672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a67af106db44b8153e085b1df9d7dbeee42fdb1c12695d028e82cd4f626aaf5

Aliases

arxiv: 1611.02262 · arxiv_version: 1611.02262v4 · doi: 10.48550/arxiv.1611.02262 · pith_short_12: LJT26EDNWRFY · pith_short_16: LJT26EDNWRFYCU7A · pith_short_8: LJT26EDN

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/LJT26EDNWRFYCU7AQWY57HL5X3 \
  | 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: 5a67af106db44b8153e085b1df9d7dbeee42fdb1c12695d028e82cd4f626aaf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a528128af931fd10eebaa64ac5f71dc38d8d5959cb77654eeaefcdbe162553a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2016-11-07T20:55:23Z",
    "title_canon_sha256": "87cacf68847ab0b6205e53ae4f20e0359fbc1ceb30f427c453ab06f172cad8d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02262",
    "kind": "arxiv",
    "version": 4
  }
}