Pith Number

pith:7TVBSZA6

pith:2018:7TVBSZA6XPNQMMUQZSFWIM2VWO

not attested not anchored not stored refs pending

Discovery of a new fundamental plane dictating galaxy cluster evolution from gravitational lensing

Elena Rasia, Elinor Medezinski, Keiichi Umetsu, Marc Postman, Massimo Meneghetti, Megan Donahue, Nobuhiro Okabe, Yutaka Fujita

arxiv:1801.03943 v4 · 2018-01-11 · astro-ph.GA · 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{7TVBSZA6XPNQMMUQZSFWIM2VWO}

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	2026-05-18T00:17:32.917120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcea19641ebbdb063290cc8b643355b38a92cc715661a7e18d70db215761f1b5

Aliases

arxiv: 1801.03943 · arxiv_version: 1801.03943v4 · doi: 10.48550/arxiv.1801.03943 · pith_short_12: 7TVBSZA6XPNQ · pith_short_16: 7TVBSZA6XPNQMMUQ · pith_short_8: 7TVBSZA6

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/7TVBSZA6XPNQMMUQZSFWIM2VWO \
  | 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: fcea19641ebbdb063290cc8b643355b38a92cc715661a7e18d70db215761f1b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd5e3f12364bfd789525968b1b6509d2e81210cb16dc9b20ac7df69bd19d931a",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-11T19:00:02Z",
    "title_canon_sha256": "afa829303dffd2105c4764f7289df6bc2b71e5e427a75a45de00ec4b964b7cb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03943",
    "kind": "arxiv",
    "version": 4
  }
}