Pith Number

pith:7ECK45JB

pith:2018:7ECK45JBCEY2YMM5CW6BP65OOD

not attested not anchored not stored refs pending

Updated Model of the Solar Energetic Proton Environment in Space

Daniel Heynderickx, Ingmar Sandberg, Osku Raukunen, Pete Truscott, Piers Jiggens, Rami Vainio

arxiv:1801.05422 v1 · 2018-01-16 · astro-ph.SR · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7ECK45JBCEY2YMM5CW6BP65OOD}

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	2026-05-18T00:25:41.245733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f904ae75211131ac319d15bc17fbae70f567587426e6a9b23692b2a3febba5c4

Aliases

arxiv: 1801.05422 · arxiv_version: 1801.05422v1 · doi: 10.48550/arxiv.1801.05422 · pith_short_12: 7ECK45JBCEY2 · pith_short_16: 7ECK45JBCEY2YMM5 · pith_short_8: 7ECK45JB

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/7ECK45JBCEY2YMM5CW6BP65OOD \
  | 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: f904ae75211131ac319d15bc17fbae70f567587426e6a9b23692b2a3febba5c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25604579b568094b7464c6db18599e0ec091d8ba9b562c0134ae18dcb393d10d",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-01-16T16:36:22Z",
    "title_canon_sha256": "00d92e285f653b4cea5a4d4bd03c667d48b83cf295824b6e09a6eb6e03d69bdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.05422",
    "kind": "arxiv",
    "version": 1
  }
}