Pith Number

pith:UIT4PYPD

pith:2018:UIT4PYPDEZECLJSDCUA54IZZOL

not attested not anchored not stored refs pending

Stringent Limit on Primordial Magnetic Fields from the Cosmic Microwave Background Radiation

Andrey Saveliev, Karsten Jedamzik

arxiv:1804.06115 v3 · 2018-04-17 · 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{UIT4PYPDEZECLJSDCUA54IZZOL}

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

3 papers in Pith

Revisiting constraints on magnetogenesis from baryon asymmetry

Primordial Magnetic Fields at Cosmic Dawn: 21-cm Forecasts with HERA and SKA

Primordial Magnetogenesis and Gravitational Waves from ALP-assisted Phase Transition

Receipt and verification

First computed	2026-05-17T23:40:56.086185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a227c7e1e3264825a6431501de233972f652ea4919e3941057fc505d1ef6c1dc

Aliases

arxiv: 1804.06115 · arxiv_version: 1804.06115v3 · doi: 10.48550/arxiv.1804.06115 · pith_short_12: UIT4PYPDEZEC · pith_short_16: UIT4PYPDEZECLJSD · pith_short_8: UIT4PYPD

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/UIT4PYPDEZECLJSDCUA54IZZOL \
  | 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: a227c7e1e3264825a6431501de233972f652ea4919e3941057fc505d1ef6c1dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d07ea8ae7f7c490dcf9a49033f6524b09f7c04acce2d0214785e5f2bf994d74a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-04-17T09:01:57Z",
    "title_canon_sha256": "11f8515b69915c3b4a8af9eaf25baeeffd2a6e033d6ff1c98014d227a81eb3c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06115",
    "kind": "arxiv",
    "version": 3
  }
}