Pith Number

pith:4ADEL73K

pith:2013:4ADEL73KUBOFXNOME7BSOXZWRI

not attested not anchored not stored refs pending

Stability of the Self-accelerating Universe in Massive Gravity

Cape Town), Gianmassimo Tasinato (ICG, Guanajuato U.), Gustavo Niz (ICG, Kazuya Koyama (ICG, Nima Khosravi (AIMS, Portsmouth, Portsmouth)

arxiv:1305.4950 v2 · 2013-05-21 · hep-th · 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{4ADEL73KUBOFXNOME7BSOXZWRI}

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	2026-05-18T01:49:48.226523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e00645ff6aa05c5bb5cc27c3275f368a01add3fa064f9a8f2c5880af0b58ef91

Aliases

arxiv: 1305.4950 · arxiv_version: 1305.4950v2 · doi: 10.48550/arxiv.1305.4950 · pith_short_12: 4ADEL73KUBOF · pith_short_16: 4ADEL73KUBOFXNOM · pith_short_8: 4ADEL73K

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/4ADEL73KUBOFXNOME7BSOXZWRI \
  | 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: e00645ff6aa05c5bb5cc27c3275f368a01add3fa064f9a8f2c5880af0b58ef91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d91e53118226617db3ac9e2ead31539f00ba29c23e7956a73e23ceb284bbdb88",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-05-21T20:18:37Z",
    "title_canon_sha256": "e29655ba0ade1d37bd48e02e8882ac0e6c07eec9eb09cfd1aad2b371be523220"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4950",
    "kind": "arxiv",
    "version": 2
  }
}