Pith Number

pith:2ANXQ4ZG

pith:2023:2ANXQ4ZG7X3VXL2O4OSV77N7CL

not attested not anchored not stored refs pending

Switchable-magnetisation planar probe MFM sensor

Bert Koopmans, Kees Flipse, Michael Verhage, Michiel Reul, Oleg Kurnosikov, Tamar Cromwijk, Thijs J. N. van Stralen, Tun\c{c} H. \c{C}ift\c{c}i

arxiv:2302.11387 v1 · 2023-02-22 · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ANXQ4ZG7X3VXL2O4OSV77N7CL}

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	2026-07-05T05:44:43.074880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d01b787326fdf75baf4ee3a55ffdbf12f0a38039eca1c81ac03cf62667ef4b64

Aliases

arxiv: 2302.11387 · arxiv_version: 2302.11387v1 · doi: 10.48550/arxiv.2302.11387 · pith_short_12: 2ANXQ4ZG7X3V · pith_short_16: 2ANXQ4ZG7X3VXL2O · pith_short_8: 2ANXQ4ZG

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/2ANXQ4ZG7X3VXL2O4OSV77N7CL \
  | 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: d01b787326fdf75baf4ee3a55ffdbf12f0a38039eca1c81ac03cf62667ef4b64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d6134cb21fd84e17c48ac79e959b4aa9ba3aec83723b98a4179eff676e15e9e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2023-02-22T14:02:50Z",
    "title_canon_sha256": "9425bd08c55239ec3933aac6658ed7205b3ce8baa80ab0af7f30520b764cadd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.11387",
    "kind": "arxiv",
    "version": 1
  }
}