Pith Number

pith:TBFEQX5H

pith:2026:TBFEQX5H62WTJQKK554YSCH3RO

not attested not anchored not stored refs pending

Physical nonviability of $f(\mathbb{Q})$ in the scalar-tensor representation

Alejandro Jim\'enez Cano, Jose Beltr\'an Jim\'enez, Tomi S. Koivisto

arxiv:2606.30036 v1 · 2026-06-29 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TBFEQX5H62WTJQKK554YSCH3RO}

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	2026-06-30T02:17:47.040565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

984a485fa7f6ad34c14aef798908fb8ba39da6e3ce5b2ed1b1116011906e0c07

Aliases

arxiv: 2606.30036 · arxiv_version: 2606.30036v1 · doi: 10.48550/arxiv.2606.30036 · pith_short_12: TBFEQX5H62WT · pith_short_16: TBFEQX5H62WTJQKK · pith_short_8: TBFEQX5H

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/TBFEQX5H62WTJQKK554YSCH3RO \
  | 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: 984a485fa7f6ad34c14aef798908fb8ba39da6e3ce5b2ed1b1116011906e0c07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0cacd5906536050959d3913ba217fefe4af49a5e2748a4f23ef73118d677386",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-06-29T09:34:59Z",
    "title_canon_sha256": "7961019ed5c7b3694ac9468f2517b0aec45690cff52ea2fc68ddf2ec9f116812"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30036",
    "kind": "arxiv",
    "version": 1
  }
}