Pith Number

pith:GNBKZVIP

pith:2018:GNBKZVIPPVC2RIBD4SKYOWHQMQ

not attested not anchored not stored refs pending

Gravity lens critical test for gravity constants and dark sector

A. Stepanian, V.G. Gurzadyan

arxiv:1810.09846 v3 · 2018-10-18 · physics.gen-ph · astro-ph.CO · 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{GNBKZVIPPVC2RIBD4SKYOWHQMQ}

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	2026-05-18T00:01:26.057644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3342acd50f7d45a8a023e4958758f0642ff2699788081799e1225cea0a60fcdb

Aliases

arxiv: 1810.09846 · arxiv_version: 1810.09846v3 · doi: 10.48550/arxiv.1810.09846 · pith_short_12: GNBKZVIPPVC2 · pith_short_16: GNBKZVIPPVC2RIBD · pith_short_8: GNBKZVIP

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/GNBKZVIPPVC2RIBD4SKYOWHQMQ \
  | 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: 3342acd50f7d45a8a023e4958758f0642ff2699788081799e1225cea0a60fcdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "896cb76aaeab2803a86a8ed1f0ceecf692a0827ebaeb8c559fd05dd4195b69ba",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2018-10-18T13:59:43Z",
    "title_canon_sha256": "b4f26c0fc248356404d6ee24b8fe479233aa1671ac4a7de788c8a137f9b27a39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.09846",
    "kind": "arxiv",
    "version": 3
  }
}