Pith Number

pith:BCKFZQSW

pith:2008:BCKFZQSWS6SYSLYADTBCZSNPHY

not attested not anchored not stored refs pending

Limits on new long range nuclear spin-dependent forces set with a K-3He co-magnetometer

G. Vasilakis, J. M. Brown, M. V. Romalis, T. W. Kornack

arxiv:0809.4700 v2 · 2008-09-26 · physics.atom-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{BCKFZQSWS6SYSLYADTBCZSNPHY}

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.

Cited by

3 papers in Pith

Comagnetometer probes of dark matter and new physics

Potential of constraining the Fifth Force Using the Earth as a Spin and Mass Source from space

Error-correcting transition pulses for co-located spin ensembles without frequency selectivity

Receipt and verification

First computed	2026-07-04T17:19:10.521512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08945cc25697a5892f001cc22cc9af3e2a99f34b8562e400784b982d3c59b123

Aliases

arxiv: 0809.4700 · arxiv_version: 0809.4700v2 · doi: 10.48550/arxiv.0809.4700 · pith_short_12: BCKFZQSWS6SY · pith_short_16: BCKFZQSWS6SYSLYA · pith_short_8: BCKFZQSW

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/BCKFZQSWS6SYSLYADTBCZSNPHY \
  | 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: 08945cc25697a5892f001cc22cc9af3e2a99f34b8562e400784b982d3c59b123

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f25c27c20d54662d64b72e50d2385add35d8140ca14f0d102ca6d2344837eda7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2008-09-26T19:53:19Z",
    "title_canon_sha256": "8131caab7b45379a392893d333c17e28c38cd10206183832b10905c7afa5b840"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.4700",
    "kind": "arxiv",
    "version": 2
  }
}