Pith Number

pith:YKSAZ5HJ

pith:2025:YKSAZ5HJUSN4QWJIFRJ2R6DZBH

not attested not anchored not stored refs pending

Cosmic Backgrounds in the Gravitational Standard-Model Extension

A. Soto, C. M. Reyes, C. Riquelme, M. Schreck

arxiv:2507.01363 v1 · 2025-07-02 · gr-qc · hep-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{YKSAZ5HJUSN4QWJIFRJ2R6DZBH}

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	2026-07-05T11:30:47.456099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2a40cf4e9a49bc859282c53a8f87909cba927d34fe33ba58b3c40a2ceaf6efb

Aliases

arxiv: 2507.01363 · arxiv_version: 2507.01363v1 · doi: 10.48550/arxiv.2507.01363 · pith_short_12: YKSAZ5HJUSN4 · pith_short_16: YKSAZ5HJUSN4QWJI · pith_short_8: YKSAZ5HJ

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/YKSAZ5HJUSN4QWJIFRJ2R6DZBH \
  | 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: c2a40cf4e9a49bc859282c53a8f87909cba927d34fe33ba58b3c40a2ceaf6efb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85506673ebdf4abea5621acb9a082ac495372f9ab777eda8be036577cdd63536",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-07-02T05:01:53Z",
    "title_canon_sha256": "b6ff9b8e6ba636e2c400a2c720a71088292f39258199d44ca39f0343d90d92bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.01363",
    "kind": "arxiv",
    "version": 1
  }
}