Pith Number

pith:SSC3QZG3

pith:2019:SSC3QZG3YGBLZORJYIMIFYKZTW

not attested not anchored not stored refs pending

Observational constraints of a new unified dark fluid and the $H_0$ tension

Andronikos Paliathanasis, Subir Ghosh, Supriya Pan, Weiqiang Yang, Yabo Wu

arxiv:1904.10436 v2 · 2019-04-23 · gr-qc · 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{SSC3QZG3YGBLZORJYIMIFYKZTW}

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	2026-07-05T00:10:35.799485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9485b864dbc182bcba29c21882e1599da0231f8e92935f2508cd3c80f94781d1

Aliases

arxiv: 1904.10436 · arxiv_version: 1904.10436v2 · doi: 10.48550/arxiv.1904.10436 · pith_short_12: SSC3QZG3YGBL · pith_short_16: SSC3QZG3YGBLZORJ · pith_short_8: SSC3QZG3

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/SSC3QZG3YGBLZORJYIMIFYKZTW \
  | 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: 9485b864dbc182bcba29c21882e1599da0231f8e92935f2508cd3c80f94781d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "974d79206d993bbd9af96170a7df33edd9981ad5ed03b6b25dfcc0ef892c9cf4",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-04-23T17:31:43Z",
    "title_canon_sha256": "932e898cc040161d7a74f465e1b6021abf8125e8a8e6421a8da5c706abacafc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10436",
    "kind": "arxiv",
    "version": 2
  }
}