Pith Number

pith:J22SGWW4

pith:2018:J22SGWW4OUNDODON6GJCVU2NTD

not attested not anchored not stored refs pending

Extended $\Lambda$CDM model and viscous dark energy: A Bayesian analysis

R. SIlva, W. J. C. da Silva

arxiv:1810.03759 v4 · 2018-10-09 · 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{J22SGWW4OUNDODON6GJCVU2NTD}

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	2026-05-17T23:45:20.629021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4eb5235adc751a370dcdf1922ad34d98f3cf31b3fc786af44960b5201c49bd6b

Aliases

arxiv: 1810.03759 · arxiv_version: 1810.03759v4 · doi: 10.48550/arxiv.1810.03759 · pith_short_12: J22SGWW4OUND · pith_short_16: J22SGWW4OUNDODON · pith_short_8: J22SGWW4

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/J22SGWW4OUNDODON6GJCVU2NTD \
  | 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: 4eb5235adc751a370dcdf1922ad34d98f3cf31b3fc786af44960b5201c49bd6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a50485181570e3ced2c43306112e4969944c78872a2b551a580bacac97908d8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-10-09T00:38:23Z",
    "title_canon_sha256": "3a723f194fe0b95f1677755418ab0bfa9b7d5cbbd23ef3d8023ebd80aa3bc4be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03759",
    "kind": "arxiv",
    "version": 4
  }
}