Pith Number

pith:BASLD7FD

pith:2016:BASLD7FDLQ4N42M224M5NXGLDH

not attested not anchored not stored refs pending

Light dark photon and fermionic dark radiation for the Hubble constant and the structure formation

P. Ko, Yong Tang

arxiv:1608.01083 v3 · 2016-08-03 · hep-ph · 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{BASLD7FDLQ4N42M224M5NXGLDH}

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	2026-05-18T00:49:51.978360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0824b1fca35c38de699ad719d6dccb19d6f2b2edcdc7c97fc75a344ab092ab59

Aliases

arxiv: 1608.01083 · arxiv_version: 1608.01083v3 · doi: 10.48550/arxiv.1608.01083 · pith_short_12: BASLD7FDLQ4N · pith_short_16: BASLD7FDLQ4N42M2 · pith_short_8: BASLD7FD

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/BASLD7FDLQ4N42M224M5NXGLDH \
  | 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: 0824b1fca35c38de699ad719d6dccb19d6f2b2edcdc7c97fc75a344ab092ab59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6ff4b4be23d142e63af9aeaa67ab7223c59f6101fcb20e215e6dfb2c645de07",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2016-08-03T06:19:22Z",
    "title_canon_sha256": "b519909eb4a455464a7d65bc74f6540d1338af85a09828d29a0ea30fc99e0460"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01083",
    "kind": "arxiv",
    "version": 3
  }
}