Pith Number

pith:MTRFTFXB

pith:2018:MTRFTFXBRNH6GTWVENV5MT537M

not attested not anchored not stored refs pending

Coronal electron density, temperature and solar spectral irradiance during the solar cycle 23 and 24

A. Dal Lago, J.M Rodr\'iguez G\'omez, J. Palacios, L. Vieira

arxiv:1804.04089 v1 · 2018-04-11 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MTRFTFXBRNH6GTWVENV5MT537M}

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	2026-05-18T00:18:42.134856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64e25996e18b4fe34ed5236bd64fbbfb25ceb5826b412ea2e34d7b1e4da03b87

Aliases

arxiv: 1804.04089 · arxiv_version: 1804.04089v1 · doi: 10.48550/arxiv.1804.04089 · pith_short_12: MTRFTFXBRNH6 · pith_short_16: MTRFTFXBRNH6GTWV · pith_short_8: MTRFTFXB

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/MTRFTFXBRNH6GTWVENV5MT537M \
  | 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: 64e25996e18b4fe34ed5236bd64fbbfb25ceb5826b412ea2e34d7b1e4da03b87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a434c0de3e0ba1f296785337f9cf2569a9dfaf33de989c3abc76524dd1cc939c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-11T16:52:29Z",
    "title_canon_sha256": "75a9cf3cec517229850d4a28ab3d0eda0f7e629d17145f70bdc63382cb7237a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04089",
    "kind": "arxiv",
    "version": 1
  }
}