Pith Number

pith:6EM7WQKH

pith:2017:6EM7WQKHQHGI2LJIWYI4MSOMDY

not attested not anchored not stored refs pending

(Compactified) black branes in four dimensional f(R)-gravity

Alex Giacomini, Andronikos Paliathanasis, N. Dimakis

arxiv:1711.04526 v2 · 2017-11-13 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6EM7WQKHQHGI2LJIWYI4MSOMDY}

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	2026-05-18T00:25:51.655484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f119fb414781cc8d2d28b611c649cc1e2a2b32bb9b56978496e306b88eb012b7

Aliases

arxiv: 1711.04526 · arxiv_version: 1711.04526v2 · doi: 10.48550/arxiv.1711.04526 · pith_short_12: 6EM7WQKHQHGI · pith_short_16: 6EM7WQKHQHGI2LJI · pith_short_8: 6EM7WQKH

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/6EM7WQKHQHGI2LJIWYI4MSOMDY \
  | 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: f119fb414781cc8d2d28b611c649cc1e2a2b32bb9b56978496e306b88eb012b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07081925c7cadd07dfdbda97e0cd42f1c1d18dfdd818e3c732f034f7e6d2963f",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-11-13T11:10:25Z",
    "title_canon_sha256": "a8e906370cd94c88bc7bad049a24188db0b7ebc89fdfb35317c5e93e6d68cd67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.04526",
    "kind": "arxiv",
    "version": 2
  }
}