Pith Number

pith:W6UUGCOW

pith:2018:W6UUGCOWIM3HRMQ353NXQIUDGQ

not attested not anchored not stored refs pending

Gravitational Effects of Disformal Couplings

Anne-Christine Davis, Philippe Brax

arxiv:1809.09844 v1 · 2018-09-26 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W6UUGCOWIM3HRMQ353NXQIUDGQ}

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	2026-05-18T00:03:14.722220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7a94309d6433678b21beedb7822833411364ed5e446df8b6ec118b09f47f056

Aliases

arxiv: 1809.09844 · arxiv_version: 1809.09844v1 · doi: 10.48550/arxiv.1809.09844 · pith_short_12: W6UUGCOWIM3H · pith_short_16: W6UUGCOWIM3HRMQ3 · pith_short_8: W6UUGCOW

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/W6UUGCOWIM3HRMQ353NXQIUDGQ \
  | 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: b7a94309d6433678b21beedb7822833411364ed5e446df8b6ec118b09f47f056

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b1cd1003749bf7da146d29a6b407623d85a006ffb59aab2bcb77b7e2d8b32aa",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-09-26T08:12:29Z",
    "title_canon_sha256": "a16d8c362dee4d5da77a18424ff7e0dd2710c1c9e0d54a21ea94c42d96651123"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09844",
    "kind": "arxiv",
    "version": 1
  }
}