Pith Number

pith:OZFTMZX4

pith:2016:OZFTMZX4N2YVSHKY5ZCB2TTOWR

not attested not anchored not stored refs pending

Development and Evaluation of a Tutorial to Improve Students' Understanding of a Lock-in amplifier

Alexandre Gauthier, Chandralekha Singh, Jeremy Levy, Seth DeVore

arxiv:1601.01314 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{OZFTMZX4N2YVSHKY5ZCB2TTOWR}

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	2026-05-18T01:04:21.739714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

764b3666fc6eb1591d58ee441d4e6eb4576e07a8ea9402983b296b1c3d242653

Aliases

arxiv: 1601.01314 · arxiv_version: 1601.01314v1 · doi: 10.48550/arxiv.1601.01314 · pith_short_12: OZFTMZX4N2YV · pith_short_16: OZFTMZX4N2YVSHKY · pith_short_8: OZFTMZX4

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/OZFTMZX4N2YVSHKY5ZCB2TTOWR \
  | 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: 764b3666fc6eb1591d58ee441d4e6eb4576e07a8ea9402983b296b1c3d242653

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ad06275d555263053087fc2bb13ea834bc26569fa430655b223c30bc6fc2775",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2016-01-06T20:04:29Z",
    "title_canon_sha256": "6a20893f7609213d09ad9801014b05c2279ce6327512d2c95386d066f30a5253"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.01314",
    "kind": "arxiv",
    "version": 1
  }
}