Pith Number

pith:7VQDUQN6

pith:2020:7VQDUQN677IOOVMCKJUH4X4CD7

not attested not anchored not stored refs pending

Cosmological bouncing solutions in f(T,B) gravity

Gabriel Farrugia, Jackson Levi Said, Maria Caruana

arxiv:2007.09925 v2 · 2020-07-20 · 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{7VQDUQN677IOOVMCKJUH4X4CD7}

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.

Cited by

1 paper in Pith

Bouncing Cosmological Models and Energy Conditions in $f(Q, L_m)$ gravity

Receipt and verification

First computed	2026-07-05T01:21:21.365106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd603a41beffd0e7558252687e5f821feff766912ff448676cb503486e57e440

Aliases

arxiv: 2007.09925 · arxiv_version: 2007.09925v2 · doi: 10.48550/arxiv.2007.09925 · pith_short_12: 7VQDUQN677IO · pith_short_16: 7VQDUQN677IOOVMC · pith_short_8: 7VQDUQN6

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/7VQDUQN677IOOVMCKJUH4X4CD7 \
  | 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: fd603a41beffd0e7558252687e5f821feff766912ff448676cb503486e57e440

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be4bd74291f6a20b5bb8e818d209136aea1b98acc3804a9f91417636af9529a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-07-20T08:16:51Z",
    "title_canon_sha256": "4743f8a8db8f2c82577aace8461dd00a63075e558269becd814ab7d4aabbe623"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.09925",
    "kind": "arxiv",
    "version": 2
  }
}