Pith Number

pith:IA4RYROI

pith:2025:IA4RYROIFC3CHYVGGRHOFKCHI3

not attested not anchored not stored refs pending

The Flight Physics Concept Inventory: Development of a research-based assessment instrument to enhance learning and teaching

Florian Genz

arxiv:2504.16975 v1 · 2025-04-23 · physics.ed-ph · physics.data-an · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IA4RYROIFC3CHYVGGRHOFKCHI3}

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	2026-07-05T10:53:20.048118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40391c45c828b623e2a6344ee2a84746e8854be28a339a7e036c4691e2a4726d

Aliases

arxiv: 2504.16975 · arxiv_version: 2504.16975v1 · doi: 10.48550/arxiv.2504.16975 · pith_short_12: IA4RYROIFC3C · pith_short_16: IA4RYROIFC3CHYVG · pith_short_8: IA4RYROI

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/IA4RYROIFC3CHYVGGRHOFKCHI3 \
  | 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: 40391c45c828b623e2a6344ee2a84746e8854be28a339a7e036c4691e2a4726d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79b4f8c885ecb2bb293f22f545002fe967042c3bff84643d182c66048afbdb3e",
    "cross_cats_sorted": [
      "physics.data-an",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2025-04-23T17:21:25Z",
    "title_canon_sha256": "0d4d3305a1bcbe8b8931564686b54c7348865acac813c25417cb6db2ccfd2850"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.16975",
    "kind": "arxiv",
    "version": 1
  }
}