Pith Number

pith:P64BH42A

pith:2022:P64BH42AHRXGQNUY3UTBCSSSI2

not attested not anchored not stored refs pending

Late-time acceleration in $f\left( Q\right) $ gravity: Analysis and constraints in an anisotropic background

K. El Bourakadi, M. Bennai, M. Koussour, S. H. Shekh, S. K. J. Pacif

arxiv:2208.08877 v1 · 2022-08-16 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P64BH42AHRXGQNUY3UTBCSSSI2}

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	2026-07-05T04:51:25.059807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fb813f3403c6e683698dd26114a5246bfe9ed177793148fa5af309756b4fae8

Aliases

arxiv: 2208.08877 · arxiv_version: 2208.08877v1 · doi: 10.48550/arxiv.2208.08877 · pith_short_12: P64BH42AHRXG · pith_short_16: P64BH42AHRXGQNUY · pith_short_8: P64BH42A

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/P64BH42AHRXGQNUY3UTBCSSSI2 \
  | 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: 7fb813f3403c6e683698dd26114a5246bfe9ed177793148fa5af309756b4fae8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ceb1463c531fb558de95418645c9bc583196c2a9b09a462e4d382e5fd4080189",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-08-16T19:17:00Z",
    "title_canon_sha256": "289d4ea57fb812264a5f3f695db6cb5a6a61c987d25d44f7070db92dd0eaf9dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.08877",
    "kind": "arxiv",
    "version": 1
  }
}