Pith Number

pith:D5BCIJSF

pith:2015:D5BCIJSFG5WDV2HYF4SQPI4CHM

not attested not anchored not stored refs pending

Traversable wormholes and energy conditions in Lovelock-Brans-Dicke gravity

David Wenjie Tian

arxiv:1508.02291 v3 · 2015-08-10 · gr-qc · astro-ph.HE · 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{D5BCIJSFG5WDV2HYF4SQPI4CHM}

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	2026-05-18T01:23:16.267706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f42242645376c3ae8f82f2507a3823b1b7bca4638d68ef2ede1a85c405655de

Aliases

arxiv: 1508.02291 · arxiv_version: 1508.02291v3 · doi: 10.48550/arxiv.1508.02291 · pith_short_12: D5BCIJSFG5WD · pith_short_16: D5BCIJSFG5WDV2HY · pith_short_8: D5BCIJSF

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/D5BCIJSFG5WDV2HYF4SQPI4CHM \
  | 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: 1f42242645376c3ae8f82f2507a3823b1b7bca4638d68ef2ede1a85c405655de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e2972cf8323caf667049bf409f37a32d0a32cb3f19b01f121da32f986d67358",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-08-10T15:39:31Z",
    "title_canon_sha256": "9cc54be2937a4d670da724708d20f27af0e54cfc35e39182e885b108158b4a7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.02291",
    "kind": "arxiv",
    "version": 3
  }
}