Pith Number

pith:7NCSSK4A

pith:2017:7NCSSK4AJ7CFUKHZJLAJCH6PHW

not attested not anchored not stored refs pending

Light propagation in Swiss cheese models of random close-packed Szekeres structures: Effects of anisotropy and comparisons with perturbative results

S. M. Koksbang

arxiv:1703.03572 v2 · 2017-03-10 · 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{7NCSSK4AJ7CFUKHZJLAJCH6PHW}

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	2026-05-18T00:45:41.559957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb45292b804fc45a28f94ac0911fcf3da1f975056f04adf148a0d7cc62b50492

Aliases

arxiv: 1703.03572 · arxiv_version: 1703.03572v2 · doi: 10.48550/arxiv.1703.03572 · pith_short_12: 7NCSSK4AJ7CF · pith_short_16: 7NCSSK4AJ7CFUKHZ · pith_short_8: 7NCSSK4A

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/7NCSSK4AJ7CFUKHZJLAJCH6PHW \
  | 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: fb45292b804fc45a28f94ac0911fcf3da1f975056f04adf148a0d7cc62b50492

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21a724da4c172e12a4a76767df12b80c7e702e9c9e317f3fae801190ca8cbd50",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-03-10T08:12:47Z",
    "title_canon_sha256": "6c940d34cf8e85f7026a4c9cdf74e3fa8f96c8d4788324835f9ed8f7c39238f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03572",
    "kind": "arxiv",
    "version": 2
  }
}