Pith Number

pith:C23HG77F

pith:2019:C23HG77FJ4XVH4PE7SARPZ7I4A

not attested not anchored not stored refs pending

Cosmological perturbations and dynamical analysis for interacting quintessence

Ricardo G. Landim

arxiv:1908.03657 v3 · 2019-08-10 · 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{C23HG77FJ4XVH4PE7SARPZ7I4A}

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	2026-07-05T00:17:28.684920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16b6737fe54f2f53f1e4fc8117e7e8e035293c00e697c5401a323aacb9ae624c

Aliases

arxiv: 1908.03657 · arxiv_version: 1908.03657v3 · doi: 10.48550/arxiv.1908.03657 · pith_short_12: C23HG77FJ4XV · pith_short_16: C23HG77FJ4XVH4PE · pith_short_8: C23HG77F

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/C23HG77FJ4XVH4PE7SARPZ7I4A \
  | 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: 16b6737fe54f2f53f1e4fc8117e7e8e035293c00e697c5401a323aacb9ae624c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d1eff71b63431506b2aa7411edd31c50de8592291aaed549e4fadba46e75878",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-08-10T00:52:11Z",
    "title_canon_sha256": "cbe95e837852d949015ccea5193ab6cc75be50cfbd18a9ece0260afc9a9b064f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03657",
    "kind": "arxiv",
    "version": 3
  }
}