Pith Number

pith:KS53OWDJ

pith:2012:KS53OWDJROCRICTNBSK5L2NMVD

not attested not anchored not stored refs pending

Dark energy from dark radiation in strongly coupled cosmologies with no fine tuning

Giandomenico Sassi, Giuseppe La Vacca, Silvio A. Bonometto

arxiv:1206.2281 v2 · 2012-06-11 · 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{KS53OWDJROCRICTNBSK5L2NMVD}

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	2026-05-18T03:48:47.713025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54bbb758698b85140a6d0c95d5e9aca8c0547dc0bbc18383acd0348db2a69ff1

Aliases

arxiv: 1206.2281 · arxiv_version: 1206.2281v2 · doi: 10.48550/arxiv.1206.2281 · pith_short_12: KS53OWDJROCR · pith_short_16: KS53OWDJROCRICTN · pith_short_8: KS53OWDJ

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/KS53OWDJROCRICTNBSK5L2NMVD \
  | 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: 54bbb758698b85140a6d0c95d5e9aca8c0547dc0bbc18383acd0348db2a69ff1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56338fe32ab88cb68e4128f9e9ad0fadd47c17c0b9c9dcdd692331f971a98fc4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-06-11T16:41:26Z",
    "title_canon_sha256": "68d29a09d2039732c4a582abc1fc7a606fc2a49e4bf54993c2e9103576b98daf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.2281",
    "kind": "arxiv",
    "version": 2
  }
}