Pith Number

pith:Y243O6MB

pith:2016:Y243O6MBU4PV3N6PANPG7NJFRE

not attested not anchored not stored refs pending

Improving Students' Understanding of Lock-In Amplifiers

Alexandre Gauthier, Chandralekha Singh, Jeremy Levy, Seth DeVore

arxiv:1601.01285 v1 · 2016-01-06 · 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{Y243O6MBU4PV3N6PANPG7NJFRE}

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	2026-05-18T01:23:17.247694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6b9b77981a71f5db7cf035e6fb525890057772b5454e439cced2598ccefa61b

Aliases

arxiv: 1601.01285 · arxiv_version: 1601.01285v1 · doi: 10.48550/arxiv.1601.01285 · pith_short_12: Y243O6MBU4PV · pith_short_16: Y243O6MBU4PV3N6P · pith_short_8: Y243O6MB

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/Y243O6MBU4PV3N6PANPG7NJFRE \
  | 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: c6b9b77981a71f5db7cf035e6fb525890057772b5454e439cced2598ccefa61b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f339a8890c560dab41653f1cb5ce4ec4fe778891741e5d083f11e487948bc014",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2016-01-06T19:31:07Z",
    "title_canon_sha256": "a9e35d076116cd682eb7f5ef9a3ed59f9b97c47e0fb6494b1179e1532b70cc37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.01285",
    "kind": "arxiv",
    "version": 1
  }
}