Pith Number

pith:QVISVHP6

pith:2017:QVISVHP6VC7QD6GHQAM6MEDSVR

not attested not anchored not stored refs pending

What are we assessing? An analysis of the most common concept inventories in physics

James T. Laverty, Marcos D. Caballero

arxiv:1711.03191 v1 · 2017-11-08 · 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{QVISVHP6VC7QD6GHQAM6MEDSVR}

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	2026-05-18T00:30:56.968179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85512a9dfea8bf01f8c78019e61072ac6276922f06be7536f34efa7a80eb9727

Aliases

arxiv: 1711.03191 · arxiv_version: 1711.03191v1 · doi: 10.48550/arxiv.1711.03191 · pith_short_12: QVISVHP6VC7Q · pith_short_16: QVISVHP6VC7QD6GH · pith_short_8: QVISVHP6

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/QVISVHP6VC7QD6GHQAM6MEDSVR \
  | 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: 85512a9dfea8bf01f8c78019e61072ac6276922f06be7536f34efa7a80eb9727

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3c87ef3ccc0611a06d4a4974df107526991560b4747243e8c0d9026e70429b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2017-11-08T22:30:01Z",
    "title_canon_sha256": "230b25ad24352c8a0a569b4a68083531618fc2df3fc091dfaf89ba912111a250"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03191",
    "kind": "arxiv",
    "version": 1
  }
}