Pith Number

pith:WONYIWUI

pith:2019:WONYIWUIDYS7VJLPSQFKLZU54E

not attested not anchored not stored refs pending

Implications of the possible 21-cm line excess at cosmic dawn on dynamics of interacting dark energy

Chunlong Li, Martiros Khurshudyan, Xin Ren, Yi-Fu Cai

arxiv:1904.02458 v2 · 2019-04-04 · astro-ph.CO · gr-qc · hep-ph · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WONYIWUIDYS7VJLPSQFKLZU54E}

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

Unifying Early and Late Dark Energy: Dynamical Requirements and Obstructions

Accelerating scaling solutions from dark matter particle creation

Receipt and verification

First computed	2026-07-05T00:26:56.999422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b39b845a881e25faa56f940aa5e69de11be18107d32bcf5c89ac04287edee3e2

Aliases

arxiv: 1904.02458 · arxiv_version: 1904.02458v2 · doi: 10.48550/arxiv.1904.02458 · pith_short_12: WONYIWUIDYS7 · pith_short_16: WONYIWUIDYS7VJLP · pith_short_8: WONYIWUI

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/WONYIWUIDYS7VJLPSQFKLZU54E \
  | 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: b39b845a881e25faa56f940aa5e69de11be18107d32bcf5c89ac04287edee3e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5e5dbd37daa9637f4d58b8fd464579dde42cec1458f8ef9ab2d92c143d46985",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-04-04T10:23:59Z",
    "title_canon_sha256": "b0ed9825e4bd4b1374211f4a51d74bb491ecaad84f6cfae7ed32687f9e94859b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02458",
    "kind": "arxiv",
    "version": 2
  }
}