Pith Number

pith:CT4FMRNS

pith:2020:CT4FMRNSPM2FAFBPWS6IW6WGSM

not attested not anchored not stored refs pending

Constraints on the Spacetime Dynamics of an Early Dark Energy Component

Carlo Baccigalupi, Hasti Khoraminezhad, Maria Archidiacono, Matteo Viel

arxiv:2001.10252 v2 · 2020-01-28 · 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{CT4FMRNSPM2FAFBPWS6IW6WGSM}

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	2026-07-05T01:19:37.924294Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14f85645b27b3450142fb4bc8b7ac69335a95b49304e5fa6accef4baa26bcfde

Aliases

arxiv: 2001.10252 · arxiv_version: 2001.10252v2 · doi: 10.48550/arxiv.2001.10252 · pith_short_12: CT4FMRNSPM2F · pith_short_16: CT4FMRNSPM2FAFBP · pith_short_8: CT4FMRNS

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/CT4FMRNSPM2FAFBPWS6IW6WGSM \
  | 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: 14f85645b27b3450142fb4bc8b7ac69335a95b49304e5fa6accef4baa26bcfde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f83b76780a90d69b8e609eb03f4ef15068d5af899d09799271cf3de71004b03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-01-28T10:36:08Z",
    "title_canon_sha256": "d2813a24118bd1a15bfdd81a4a89d13f0ec6684be85300a7c34b509e77878920"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.10252",
    "kind": "arxiv",
    "version": 2
  }
}