Pith Number

pith:AP3W7KH2

pith:2021:AP3W7KH2TTGVYIHJ7KAVLNBPN2

not attested not anchored not stored refs pending

Designing a Magnetic Measurement Data Acquisition and Control System with Reuse in Mind: A Rotating Coil System Example

D. Walbridge, G. Chlachidze, J. DiMarco, J. M. Nogiec, K. Trombly-Freytag, M. Tartaglia, P. Akella, P. Thompson

arxiv:2112.07724 v1 · 2021-12-14 · physics.acc-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{AP3W7KH2TTGVYIHJ7KAVLNBPN2}

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	2026-07-05T04:19:50.171636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03f76fa8fa9ccd5c20e9fa8155b42f6e88971e3028a81c1271f940439d4b5d4a

Aliases

arxiv: 2112.07724 · arxiv_version: 2112.07724v1 · doi: 10.48550/arxiv.2112.07724 · pith_short_12: AP3W7KH2TTGV · pith_short_16: AP3W7KH2TTGVYIHJ · pith_short_8: AP3W7KH2

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/AP3W7KH2TTGVYIHJ7KAVLNBPN2 \
  | 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: 03f76fa8fa9ccd5c20e9fa8155b42f6e88971e3028a81c1271f940439d4b5d4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ececf17467cbb6def5ccc6b998c8d1b8384e5e1b46cab3cb8ed6d84d9fb79c68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2021-12-14T20:01:38Z",
    "title_canon_sha256": "fed0dfaab7e643f2ecaa2d4cc6c8b1660ba8fe2728f32902370f2073309ccf91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.07724",
    "kind": "arxiv",
    "version": 1
  }
}