Pith Number

pith:FSBR62AJ

pith:2012:FSBR62AJML3UDWSX5JBQVENWDH

not attested not anchored not stored refs pending

Development and Validation of the Colorado Learning Attitudes about Science Survey for Experimental Physics

Benjamin M. Zwickl, H. J. Lewandowski, Noah Finkelstein

arxiv:1207.2418 v1 · 2012-07-10 · 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{FSBR62AJML3UDWSX5JBQVENWDH}

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	2026-05-18T01:56:25.767263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c831f680962f741da57ea430a91b619c5d219e427c4e1ab5451260da7c0841f

Aliases

arxiv: 1207.2418 · arxiv_version: 1207.2418v1 · doi: 10.48550/arxiv.1207.2418 · pith_short_12: FSBR62AJML3U · pith_short_16: FSBR62AJML3UDWSX · pith_short_8: FSBR62AJ

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/FSBR62AJML3UDWSX5JBQVENWDH \
  | 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: 2c831f680962f741da57ea430a91b619c5d219e427c4e1ab5451260da7c0841f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c712b898e52da4dd117d1ee10369bdabb55f1568232c40dd34a7452f40913778",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2012-07-10T17:22:52Z",
    "title_canon_sha256": "6886f2095a0bc32bf0b4c8819c9fabce673e6c854c4ff8aaf6f19f94186171f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2418",
    "kind": "arxiv",
    "version": 1
  }
}