Pith Number

pith:UB2AXKOU

pith:2014:UB2AXKOUQ6RCT5ZN6C3RYFN4NN

not attested not anchored not stored refs pending

The Sun and stars: Giving light to dark matter

Il\'idio Lopes, Jordi Casanellas

arxiv:1411.6807 v1 · 2014-11-25 · astro-ph.CO · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UB2AXKOUQ6RCT5ZN6C3RYFN4NN}

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	2026-05-18T02:31:58.954414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0740ba9d487a229f72df0b71c15bc6b5366f0905530e570da7be930f5ae583d

Aliases

arxiv: 1411.6807 · arxiv_version: 1411.6807v1 · doi: 10.48550/arxiv.1411.6807 · pith_short_12: UB2AXKOUQ6RC · pith_short_16: UB2AXKOUQ6RCT5ZN · pith_short_8: UB2AXKOU

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/UB2AXKOUQ6RCT5ZN6C3RYFN4NN \
  | 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: a0740ba9d487a229f72df0b71c15bc6b5366f0905530e570da7be930f5ae583d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "184728099f01d3483d8621426b140f0c3ad6e705992457213e5682f98061def2",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-11-25T10:46:31Z",
    "title_canon_sha256": "1a3d89de82bfb0cee66199056fd36a434a5f88edf7366e326c68768841bf0d5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6807",
    "kind": "arxiv",
    "version": 1
  }
}