Pith Number

pith:EYCKKXA4

pith:2018:EYCKKXA4TB6ZBSZCQO6Y4YAF3K

not attested not anchored not stored refs pending

Wave-optical treatment of the shadow cast by a large gravitating sphere

Slava G. Turyshev, Viktor T. Toth

arxiv:1805.10581 v2 · 2018-05-27 · 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{EYCKKXA4TB6ZBSZCQO6Y4YAF3K}

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

1 paper in Pith

Imaging extended sources with the solar gravitational lens

Receipt and verification

First computed	2026-05-18T00:00:43.321877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2604a55c1c987d90cb2283bd8e6005da9229e882be170a60d599e7065c064f30

Aliases

arxiv: 1805.10581 · arxiv_version: 1805.10581v2 · doi: 10.48550/arxiv.1805.10581 · pith_short_12: EYCKKXA4TB6Z · pith_short_16: EYCKKXA4TB6ZBSZC · pith_short_8: EYCKKXA4

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/EYCKKXA4TB6ZBSZCQO6Y4YAF3K \
  | 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: 2604a55c1c987d90cb2283bd8e6005da9229e882be170a60d599e7065c064f30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "675a0272c7855b7277b9d323788823eccd2df0089d165563f1e52c0d78fd785d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-05-27T05:02:23Z",
    "title_canon_sha256": "24cdac216d5de6bf2acc201a33dd9a5e06aa9b1a623315c307dd6b73a2147d68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.10581",
    "kind": "arxiv",
    "version": 2
  }
}