Pith Number

pith:4FLA5BA3

pith:2018:4FLA5BA3CZ3RGNZRXF7PXNY5T5

not attested not anchored not stored refs pending

Can Early Dark Energy Explain EDGES?

Eric J. Baxter, J. Colin Hill

arxiv:1803.07555 v2 · 2018-03-20 · 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{4FLA5BA3CZ3RGNZRXF7PXNY5T5}

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

1 paper in Pith

The Hubble Tension and Early Dark Energy

Receipt and verification

First computed	2026-05-18T00:07:23.584526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1560e841b1677133731b97efbb71d9f54cff62f454f85eb0c4076d6a5cb910f

Aliases

arxiv: 1803.07555 · arxiv_version: 1803.07555v2 · doi: 10.48550/arxiv.1803.07555 · pith_short_12: 4FLA5BA3CZ3R · pith_short_16: 4FLA5BA3CZ3RGNZR · pith_short_8: 4FLA5BA3

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/4FLA5BA3CZ3RGNZRXF7PXNY5T5 \
  | 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: e1560e841b1677133731b97efbb71d9f54cff62f454f85eb0c4076d6a5cb910f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7293bbe84da980e9eabc97ca88c09dcfc913746ac92e11c9b5fff2f7d76b361",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-03-20T17:58:14Z",
    "title_canon_sha256": "0c0b159b279087019f49db993e4fecf513b50a7577b01c434c5faa7067fbf115"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07555",
    "kind": "arxiv",
    "version": 2
  }
}