Pith Number

pith:FXW5RPEX

pith:2024:FXW5RPEXI3TEOK2DNSFGNGTNWD

not attested not anchored not stored refs pending

Spin(ing) into the classroom: Quantum spin activities for Year 6-10 physics

Anastasia Lonshakova, David Blair, David Treagust, Kyla Adams, Tejinder Kaur

arxiv:2405.05528 v1 · 2024-05-09 · physics.ed-ph · quant-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{FXW5RPEXI3TEOK2DNSFGNGTNWD}

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	2026-07-05T08:17:19.411272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dedd8bc9746e6472b436c8a669a6db0fa367ecfa174829ee2b983d6d4bdd254

Aliases

arxiv: 2405.05528 · arxiv_version: 2405.05528v1 · doi: 10.48550/arxiv.2405.05528 · pith_short_12: FXW5RPEXI3TE · pith_short_16: FXW5RPEXI3TEOK2D · pith_short_8: FXW5RPEX

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/FXW5RPEXI3TEOK2DNSFGNGTNWD \
  | 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: 2dedd8bc9746e6472b436c8a669a6db0fa367ecfa174829ee2b983d6d4bdd254

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebd6c43b4f946941277b0d62a133d5687978c76e37b51e8addc7b138c3cd86d7",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2024-05-09T03:44:31Z",
    "title_canon_sha256": "311874d81e0ca89a251c4534dbf5cce61d7e6d942b06d41a603b0ca0642cd784"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.05528",
    "kind": "arxiv",
    "version": 1
  }
}