Pith Number

pith:JXYVZW7Q

pith:2014:JXYVZW7QPTTG4AUE2XHVDNQNXF

not attested not anchored not stored refs pending

Development and Uses of Upper-division Conceptual Assessment

Bethany R. Wilcox, Charles Baily, Homeyra Sadaghiani, Marcos D. Caballero, Qing X. Ryan, Stephanie V. Chasteen, Steven J. Pollock

arxiv:1410.3854 v1 · 2014-10-14 · 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{JXYVZW7QPTTG4AUE2XHVDNQNXF}

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	2026-05-18T01:29:04.912534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4df15cdbf07ce66e0284d5cf51b60db97ac47d6b77b82386c2aee071a04b754e

Aliases

arxiv: 1410.3854 · arxiv_version: 1410.3854v1 · doi: 10.48550/arxiv.1410.3854 · pith_short_12: JXYVZW7QPTTG · pith_short_16: JXYVZW7QPTTG4AUE · pith_short_8: JXYVZW7Q

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/JXYVZW7QPTTG4AUE2XHVDNQNXF \
  | 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: 4df15cdbf07ce66e0284d5cf51b60db97ac47d6b77b82386c2aee071a04b754e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40873c7cf3f5b2afde2ef37a39c19fa0252b628eea6e642b783061f4aed9c125",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2014-10-14T20:26:24Z",
    "title_canon_sha256": "9247ad91b1e4e8c0c4de1653ce4cd6108ce2b9af83a85fff05cc10e7f3af6394"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.3854",
    "kind": "arxiv",
    "version": 1
  }
}