Pith Number

pith:DXRI4RNC

pith:2018:DXRI4RNCPVZQ4ETFJWDHMUEHC2

not attested not anchored not stored refs pending

Testing the equivalence principle on cosmological scales

Camille Bonvin, Pierre Fleury

arxiv:1803.02771 v2 · 2018-03-07 · 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{DXRI4RNCPVZQ4ETFJWDHMUEHC2}

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	2026-05-18T00:14:40.226023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1de28e45a27d730e12654d8676508716a008057fc2b4923db27ed27d4cb86ea5

Aliases

arxiv: 1803.02771 · arxiv_version: 1803.02771v2 · doi: 10.48550/arxiv.1803.02771 · pith_short_12: DXRI4RNCPVZQ · pith_short_16: DXRI4RNCPVZQ4ETF · pith_short_8: DXRI4RNC

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/DXRI4RNCPVZQ4ETFJWDHMUEHC2 \
  | 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: 1de28e45a27d730e12654d8676508716a008057fc2b4923db27ed27d4cb86ea5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d1de6adb36ffe52ec9fa29233ecc82b665f071730fc401f3c7e7ac612af1c40",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-03-07T17:07:24Z",
    "title_canon_sha256": "0846fb89e0bbc98731f17da593ca3acc12d4079806a16ca7bd7b6bf967e06adf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02771",
    "kind": "arxiv",
    "version": 2
  }
}