Pith Number

pith:Z6HJAMCP

pith:2019:Z6HJAMCPYZFKCGXUWDPMXJ4RZ3

not attested not anchored not stored refs pending

Parametrizations for tests of gravity

Lucas Lombriser

arxiv:1908.07892 v1 · 2019-08-21 · 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{Z6HJAMCPYZFKCGXUWDPMXJ4RZ3}

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	2026-07-04T23:59:02.169421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf8e90304fc64aa11af4b0decba791cec5be389ad50125aaef2334dc1ce0af27

Aliases

arxiv: 1908.07892 · arxiv_version: 1908.07892v1 · doi: 10.48550/arxiv.1908.07892 · pith_short_12: Z6HJAMCPYZFK · pith_short_16: Z6HJAMCPYZFKCGXU · pith_short_8: Z6HJAMCP

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/Z6HJAMCPYZFKCGXUWDPMXJ4RZ3 \
  | 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: cf8e90304fc64aa11af4b0decba791cec5be389ad50125aaef2334dc1ce0af27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92abd539334c8d34e3502d66b5aad3e909c046930a79274a7b4351a639eb7a68",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-08-21T14:27:19Z",
    "title_canon_sha256": "fd36749a069c1532f15346310eb244c8603f27422c83f1be6cdb0925fec7f1ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07892",
    "kind": "arxiv",
    "version": 1
  }
}