Pith Number

pith:2KKI4X4V

pith:2020:2KKI4X4VXGQOO42IUMWENHM5X5

not attested not anchored not stored refs pending

A gravitational decoupling MGD model in modified $f(R,T)$ gravity theory

Abdelghani Errehymy, Francisco Tello-Ortiz, Ksh. Newton Singh, Mohammed Daoud, S. K. Maurya

arxiv:2003.03720 v2 · 2020-03-08 · 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{2KKI4X4VXGQOO42IUMWENHM5X5}

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	2026-07-05T00:47:09.029967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2948e5f95b9a0e77348a32c469d9dbf5efb4ca12b8dd72bdc6487c36361ebea

Aliases

arxiv: 2003.03720 · arxiv_version: 2003.03720v2 · doi: 10.48550/arxiv.2003.03720 · pith_short_12: 2KKI4X4VXGQO · pith_short_16: 2KKI4X4VXGQOO42I · pith_short_8: 2KKI4X4V

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/2KKI4X4VXGQOO42IUMWENHM5X5 \
  | 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: d2948e5f95b9a0e77348a32c469d9dbf5efb4ca12b8dd72bdc6487c36361ebea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98488f277975121b905ad5f75a24bb0de21afcebe3a7b1ad2efdba5f88571905",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-03-08T05:07:52Z",
    "title_canon_sha256": "a8e664e07aecad86a5b2d2e74ce62a52a5c55279c063407ecc8a39fd06ee3a03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.03720",
    "kind": "arxiv",
    "version": 2
  }
}