Pith Number

pith:RF6VJZUG

pith:2018:RF6VJZUGTZOVC5ICPUOBYSUAAE

not attested not anchored not stored refs pending

Interacting Dark Energy: Possible Explanation for 21-cm Absorption at Cosmic Dawn

Andre A. Costa, Bin Wang, E. Abdalla, Ricardo C. G. Landim

arxiv:1803.06944 v2 · 2018-03-19 · 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{RF6VJZUGTZOVC5ICPUOBYSUAAE}

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.

Cited by

2 papers in Pith

Probing Dynamical Dark Energy with Late-Time Data: Evidence, Tensions, and the Limits of the $w_0w_a$CDM Framework

Nonlinear Matter Power Spectrum from relativistic $N$-body Simulations: $\Lambda_{\rm s}$CDM versus $\Lambda$CDM

Receipt and verification

First computed	2026-05-18T00:05:19.422293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

897d54e6869e5d5175027d1c1c4a800105aa471fd4c620938161af33f66b3ea0

Aliases

arxiv: 1803.06944 · arxiv_version: 1803.06944v2 · doi: 10.48550/arxiv.1803.06944 · pith_short_12: RF6VJZUGTZOV · pith_short_16: RF6VJZUGTZOVC5IC · pith_short_8: RF6VJZUG

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/RF6VJZUGTZOVC5ICPUOBYSUAAE \
  | 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: 897d54e6869e5d5175027d1c1c4a800105aa471fd4c620938161af33f66b3ea0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0bd46402e6e2ce489a756a1636d670465672cd5be5577b30f05c891b06add49",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-03-19T14:11:09Z",
    "title_canon_sha256": "681780f38b41744c8074282db49ce96a3f638be29b9a085821484756dc52f025"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06944",
    "kind": "arxiv",
    "version": 2
  }
}