Pith Number

pith:KD5EDOVJ

pith:2018:KD5EDOVJB2GSLPMDY4HIRMGVCV

not attested not anchored not stored refs pending

The unphysical character of dark energy fluids

Ed\'esio M. Barboza Jr., Everton M. C. Abreu, Jorge Ananias Neto, Ronaldo C. Duarte

arxiv:1810.00269 v1 · 2018-09-29 · 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{KD5EDOVJB2GSLPMDY4HIRMGVCV}

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	2026-05-17T23:45:36.425029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50fa41baa90e8d25bd83c70e88b0d51547ef108d086a6a89652c189ddff84eba

Aliases

arxiv: 1810.00269 · arxiv_version: 1810.00269v1 · doi: 10.48550/arxiv.1810.00269 · pith_short_12: KD5EDOVJB2GS · pith_short_16: KD5EDOVJB2GSLPMD · pith_short_8: KD5EDOVJ

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/KD5EDOVJB2GSLPMDY4HIRMGVCV \
  | 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: 50fa41baa90e8d25bd83c70e88b0d51547ef108d086a6a89652c189ddff84eba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f8289abbe584a1597a7196ecb7fe9203cf8f951f4506127b51f038463e517b1",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-09-29T21:45:54Z",
    "title_canon_sha256": "8f8be7c52c695bab9b617e182b1ef95365ffcb23593fcd603e6d6231187f360b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00269",
    "kind": "arxiv",
    "version": 1
  }
}