Pith Number

pith:XSBKPWGX

pith:2018:XSBKPWGX2KQWE32A3ZLAZU47TV

not attested not anchored not stored refs pending

Reconstruction of a kinetic k--essence Lagrangian from a modified of dark energy equation of state

J.R. Villanueva, N. Cruz, Sebasti\'an Mu\~noz, V.H. C\'ardenas

arxiv:1804.02762 v1 · 2018-04-08 · 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{XSBKPWGX2KQWE32A3ZLAZU47TV}

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	2026-05-18T00:08:07.731829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc82a7d8d7d2a1626f40de560cd39f9d6a31a317b24d68df5955e00463980943

Aliases

arxiv: 1804.02762 · arxiv_version: 1804.02762v1 · doi: 10.48550/arxiv.1804.02762 · pith_short_12: XSBKPWGX2KQW · pith_short_16: XSBKPWGX2KQWE32A · pith_short_8: XSBKPWGX

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/XSBKPWGX2KQWE32A3ZLAZU47TV \
  | 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: bc82a7d8d7d2a1626f40de560cd39f9d6a31a317b24d68df5955e00463980943

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b7e5f08e3adcf92b109f2672fc191e7ec821581603ac28805615bfb60fe1441",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-04-08T22:01:35Z",
    "title_canon_sha256": "742a29b486a5b7ef51aa46f08e4cc48d270c3cca22c9f60e582cb61304e349ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02762",
    "kind": "arxiv",
    "version": 1
  }
}