Pith Number

pith:27GQ3J3Z

pith:2016:27GQ3J3ZSAFF2AS5EKXSDAFDDE

not attested not anchored not stored refs pending

Friedmann-Robertson-Walker Braneworlds

Alvaro de Souza Dutra, Julio Marny Hoff da Silva, Paulo Michel L. T. da Silva

arxiv:1603.04797 v1 · 2016-03-15 · 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{27GQ3J3ZSAFF2AS5EKXSDAFDDE}

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	2026-05-18T00:30:09.313057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7cd0da779900a5d025d22af2180a3190d74d867d0cfee911d4d73088dfffba2

Aliases

arxiv: 1603.04797 · arxiv_version: 1603.04797v1 · doi: 10.48550/arxiv.1603.04797 · pith_short_12: 27GQ3J3ZSAFF · pith_short_16: 27GQ3J3ZSAFF2AS5 · pith_short_8: 27GQ3J3Z

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/27GQ3J3ZSAFF2AS5EKXSDAFDDE \
  | 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: d7cd0da779900a5d025d22af2180a3190d74d867d0cfee911d4d73088dfffba2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65a6d48fc01429c74e74a9a20fef170f8456c00f948856fbf55051776fc46caf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-03-15T18:18:24Z",
    "title_canon_sha256": "ca3c2213f5827f6db1d65fca6fdd942976e18b4ad41546660413a91aceffe6dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.04797",
    "kind": "arxiv",
    "version": 1
  }
}