Pith Number

pith:4LFUODEJ

pith:2009:4LFUODEJFNQWATAGZLXV4VBVXE

not attested not anchored not stored refs pending

Impact of cosmic inhomogeneities on SNe observations

Kimmo Kainulainen, Valerio Marra

arxiv:0911.5584 v1 · 2009-11-30 · astro-ph.CO · 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{4LFUODEJFNQWATAGZLXV4VBVXE}

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	2026-05-18T04:42:03.402051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2cb470c892b61604c06caef5e5435b90cc58fd4f3339538c852f4ecef49f1d7

Aliases

arxiv: 0911.5584 · arxiv_version: 0911.5584v1 · doi: 10.48550/arxiv.0911.5584 · pith_short_12: 4LFUODEJFNQW · pith_short_16: 4LFUODEJFNQWATAG · pith_short_8: 4LFUODEJ

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/4LFUODEJFNQWATAGZLXV4VBVXE \
  | 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: e2cb470c892b61604c06caef5e5435b90cc58fd4f3339538c852f4ecef49f1d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab075788114c11419eef22f6da274250886b8d9b94f9757b3f279b6fdb62090c",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-30T09:19:14Z",
    "title_canon_sha256": "da4e5d62bf8b025c1532bb36be2de87cd8c6e8d579c9e034df01ad8eac274da8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.5584",
    "kind": "arxiv",
    "version": 1
  }
}