Pith Number

pith:FLQAFVPB

pith:2024:FLQAFVPBTIX55FFSPX3OZFF4KX

not attested not anchored not stored refs pending

The $N_{\rm eff}$ at CMB challenges $U(1)_X$ light gauge boson scenarios

Dilip Kumar Ghosh, Purusottam Ghosh, Rahul Srivastava, Sk Jeesun

arxiv:2404.10077 v2 · 2024-04-15 · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FLQAFVPBTIX55FFSPX3OZFF4KX}

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

SN1987A Constraints of Light $\boldsymbol{Z'}$ with Non-Mixing Polarisations

CMB signatures of gravity-mediated dark radiation in $\mathbf{\Delta N_{\rm eff}}$

Receipt and verification

First computed	2026-07-05T09:09:58.720182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ae002d5e19a2fde94b27df6ec94bc55ed71c5b3ad14462f44564a1dfff86663

Aliases

arxiv: 2404.10077 · arxiv_version: 2404.10077v2 · doi: 10.48550/arxiv.2404.10077 · pith_short_12: FLQAFVPBTIX5 · pith_short_16: FLQAFVPBTIX55FFS · pith_short_8: FLQAFVPB

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/FLQAFVPBTIX55FFSPX3OZFF4KX \
  | 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: 2ae002d5e19a2fde94b27df6ec94bc55ed71c5b3ad14462f44564a1dfff86663

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed9b7c7b713b432f91ff5ee9a35e313ef9691bfb06a956a6c4981aed61361526",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2024-04-15T18:31:34Z",
    "title_canon_sha256": "c070b92abc40d885a86e676a9250a78e7012c3fa18e281784706d6c230f6bd4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.10077",
    "kind": "arxiv",
    "version": 2
  }
}