Pith Number

pith:CUUAVZ4I

pith:2016:CUUAVZ4ICBQWA77KJYH6RI2WEX

not attested not anchored not stored refs pending

Linear and non-linear perturbations in dark energy models

Celia Escamilla-Rivera, Jailson S. Alcaniz, Julio C. Fabris, Luciano Casarini

arxiv:1605.01475 v2 · 2016-05-05 · 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{CUUAVZ4ICBQWA77KJYH6RI2WEX}

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	2026-05-18T00:59:58.442152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15280ae7881061607fea4e0fe8a35625e677f681249911e0c7821f88d198610a

Aliases

arxiv: 1605.01475 · arxiv_version: 1605.01475v2 · doi: 10.48550/arxiv.1605.01475 · pith_short_12: CUUAVZ4ICBQW · pith_short_16: CUUAVZ4ICBQWA77K · pith_short_8: CUUAVZ4I

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/CUUAVZ4ICBQWA77KJYH6RI2WEX \
  | 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: 15280ae7881061607fea4e0fe8a35625e677f681249911e0c7821f88d198610a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a6f832381050c0f9e47671d266e8ee387662f473df11c8423d24a23105be47a",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-05-05T02:15:58Z",
    "title_canon_sha256": "97d49bc57f122bad7723273abaeb9ef87c3f6889b20c63a9c55f678843e67aa1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.01475",
    "kind": "arxiv",
    "version": 2
  }
}