Pith Number

pith:F7IJ66NV

pith:2022:F7IJ66NVHYG5QGIPMCW4IVK3H5

not attested not anchored not stored refs pending

Nuclear spin self compensation system for moving MEG sensing with optical pumped atomic spin co-magnetometer

Libo Zhao, Mingzhi Yu, Ning Zhang, Yanbin Wang, Yao Chen, Yintao Ma, Zhuangde Jiang

arxiv:2204.10481 v1 · 2022-04-22 · physics.app-ph · 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{F7IJ66NVHYG5QGIPMCW4IVK3H5}

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	2026-07-05T04:16:57.439820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fd09f79b53e0dd8190f60adc4555b3f4356354fbb12131796d19e0c8413e68f

Aliases

arxiv: 2204.10481 · arxiv_version: 2204.10481v1 · doi: 10.48550/arxiv.2204.10481 · pith_short_12: F7IJ66NVHYG5 · pith_short_16: F7IJ66NVHYG5QGIP · pith_short_8: F7IJ66NV

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/F7IJ66NVHYG5QGIPMCW4IVK3H5 \
  | 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: 2fd09f79b53e0dd8190f60adc4555b3f4356354fbb12131796d19e0c8413e68f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92ebabae7557e7a7582e97098da5f5ee2bc8fd06c70a2a678eccd530f99a0b1d",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2022-04-22T03:41:10Z",
    "title_canon_sha256": "bf199584cb180daf0b15c971ec9d08bd8bb3d4499053b872100c68058ce06da9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.10481",
    "kind": "arxiv",
    "version": 1
  }
}