Pith Number

pith:ONVV7MDP

pith:2014:ONVV7MDPPAX3YU3XG6AEBTAYQQ

not attested not anchored not stored refs pending

Constraints on primordial magnetic fields from the optical depth of the cosmic microwave background

Eiichiro Komatsu, Kerstin E. Kunze

arxiv:1501.00142 v2 · 2014-12-31 · 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{ONVV7MDPPAX3YU3XG6AEBTAYQQ}

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

Effects of primordial magnetic fields on 21 cm multifrequency angular power spectra

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

Receipt and verification

First computed	2026-05-18T02:03:48.108692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

736b5fb06f782fbc5377378040cc18843639fb7a31854311d5d3d154c11d0724

Aliases

arxiv: 1501.00142 · arxiv_version: 1501.00142v2 · doi: 10.48550/arxiv.1501.00142 · pith_short_12: ONVV7MDPPAX3 · pith_short_16: ONVV7MDPPAX3YU3X · pith_short_8: ONVV7MDP

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/ONVV7MDPPAX3YU3XG6AEBTAYQQ \
  | 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: 736b5fb06f782fbc5377378040cc18843639fb7a31854311d5d3d154c11d0724

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e97bdfa5f76761027da73f4afbcb28a53b26edf293307a22e5606278a0a59830",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-12-31T14:26:18Z",
    "title_canon_sha256": "736bab4c30570d6db1bec8ccde78777c73ba122debfdc3ffcb045daa1faeca52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00142",
    "kind": "arxiv",
    "version": 2
  }
}