Pith Number

pith:LPZD6SVS

pith:2013:LPZD6SVSTK2XQ2XJ62XSTIOFFR

not attested not anchored not stored refs pending

Robust signals from a quantum-based magnetic compass sensor

Maria Procopio, Thorsten Ritz

arxiv:1309.6372 v1 · 2013-09-24 · physics.bio-ph · q-bio.BM · quant-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{LPZD6SVSTK2XQ2XJ62XSTIOFFR}

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	2026-05-18T03:12:21.394866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bf23f4ab29ab5786ae9f6af29a1c52c4f19e17870fd34af4fcca07f42fb0e8d

Aliases

arxiv: 1309.6372 · arxiv_version: 1309.6372v1 · doi: 10.48550/arxiv.1309.6372 · pith_short_12: LPZD6SVSTK2X · pith_short_16: LPZD6SVSTK2XQ2XJ · pith_short_8: LPZD6SVS

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/LPZD6SVSTK2XQ2XJ62XSTIOFFR \
  | 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: 5bf23f4ab29ab5786ae9f6af29a1c52c4f19e17870fd34af4fcca07f42fb0e8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec9df59ecdfa73eda271e54dd05b98b70ded7e3cb95773cc1702da907476f4f5",
    "cross_cats_sorted": [
      "q-bio.BM",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2013-09-24T23:38:32Z",
    "title_canon_sha256": "81c89714522bf1d48bc4526946662b07b60013a14eb12de5c074fecc01584f00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6372",
    "kind": "arxiv",
    "version": 1
  }
}