Pith Number

pith:Q6QINAPF

pith:2026:Q6QINAPFPJPEBMTI4WT267NFLK

not attested not anchored not stored refs pending

Spin-spin coupling in stellar binaries

Alexandre C. M. Correia

arxiv:2607.22423 v1 · 2026-07-24 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q6QINAPFPJPEBMTI4WT267NFLK}

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	2026-07-27T01:21:20.139382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87a08681e57a5e40b268e5a7af7da55aa526fe1e2161a04a22873d56d72e2c3b

Aliases

arxiv: 2607.22423 · arxiv_version: 2607.22423v1 · doi: 10.48550/arxiv.2607.22423 · pith_short_12: Q6QINAPFPJPE · pith_short_16: Q6QINAPFPJPEBMTI · pith_short_8: Q6QINAPF

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/Q6QINAPFPJPEBMTI4WT267NFLK \
  | 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: 87a08681e57a5e40b268e5a7af7da55aa526fe1e2161a04a22873d56d72e2c3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6a73e11877fb72c3ff57d7c87a3dfffd526cc4176aba7c97e7ee16d54a6c03e",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-24T15:47:15Z",
    "title_canon_sha256": "26e586e939c716b70f61c4261054fee5c85c487d25c68e63b04a0c8561a3c0fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.22423",
    "kind": "arxiv",
    "version": 1
  }
}