Pith Number

pith:BDS5TKD3

pith:2017:BDS5TKD3CVL3JBPDIY3B3RBP26

not attested not anchored not stored refs pending

The Ring Produced by an Extra-Galactic Superbubble in Flat Cosmology

L. Zaninetti

arxiv:1704.08541 v1 · 2017-04-27 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BDS5TKD3CVL3JBPDIY3B3RBP26}

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	2026-05-18T00:45:27.424540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08e5d9a87b1557b485e346361dc42fd7a7a4f87460268fd33477f344c0147f13

Aliases

arxiv: 1704.08541 · arxiv_version: 1704.08541v1 · doi: 10.48550/arxiv.1704.08541 · pith_short_12: BDS5TKD3CVL3 · pith_short_16: BDS5TKD3CVL3JBPD · pith_short_8: BDS5TKD3

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/BDS5TKD3CVL3JBPDIY3B3RBP26 \
  | 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: 08e5d9a87b1557b485e346361dc42fd7a7a4f87460268fd33477f344c0147f13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9415ad63259790d653aeb497f08dcdaf2b80df362bbf6dff1c3daf5b391bc6cd",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-04-27T12:48:49Z",
    "title_canon_sha256": "53f0b3435fa6e51d422de1f228396e650d473796594b7176bf3dafe1cf327707"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08541",
    "kind": "arxiv",
    "version": 1
  }
}