Pith Number

pith:BTQXFH7N

pith:2019:BTQXFH7NA6WUWN7E7XNGG7BYC2

not attested not anchored not stored refs pending

A general class of gravitational theories as alternatives to dark matter where the speed of gravity always equals the speed of light

Constantinos Skordis, Tom Zlosnik

arxiv:1905.09465 v1 · 2019-05-23 · 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{BTQXFH7NA6WUWN7E7XNGG7BYC2}

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.

Cited by

2 papers in Pith

Vortex-reconnection energy bounds in Bose-Einstein-condensed and superfluid dark matter halos

Baryonic mass budgets in the central regions of the Bullet Cluster and their consistency with strong lensing in MOND

Receipt and verification

First computed	2026-07-05T04:48:32.476148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ce1729fed07ad4b37e4fdda637c38168db51f4d6b82173a4705865edc1cb96c

Aliases

arxiv: 1905.09465 · arxiv_version: 1905.09465v1 · doi: 10.48550/arxiv.1905.09465 · pith_short_12: BTQXFH7NA6WU · pith_short_16: BTQXFH7NA6WUWN7E · pith_short_8: BTQXFH7N

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/BTQXFH7NA6WUWN7E7XNGG7BYC2 \
  | 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: 0ce1729fed07ad4b37e4fdda637c38168db51f4d6b82173a4705865edc1cb96c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "345ad4d422bf36519a570ead7593c2fd9a55406af830684ee5827c9084e6e829",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-05-23T11:02:50Z",
    "title_canon_sha256": "8c560b3f0b42be650a83199a926ccf2a5d233e375626eaa55e48278d8b48fcdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.09465",
    "kind": "arxiv",
    "version": 1
  }
}