Pith Number

pith:CQQKBYPD

pith:2015:CQQKBYPDXKWUQKE4KA2M35HEK3

not attested not anchored not stored refs pending

Simulations of a gradual solar energetic particle event observed by Helios 1, Helios 2, and IMP 8

G. Qin, Y. Wang

arxiv:1505.02974 v3 · 2015-05-12 · astro-ph.SR · physics.space-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{CQQKBYPDXKWUQKE4KA2M35HEK3}

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	2026-05-18T01:33:43.307030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1420a0e1e3baad48289c5034cdf4e456dd13ba2dcbc508a6422745d13cece156

Aliases

arxiv: 1505.02974 · arxiv_version: 1505.02974v3 · doi: 10.48550/arxiv.1505.02974 · pith_short_12: CQQKBYPDXKWU · pith_short_16: CQQKBYPDXKWUQKE4 · pith_short_8: CQQKBYPD

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/CQQKBYPDXKWUQKE4KA2M35HEK3 \
  | 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: 1420a0e1e3baad48289c5034cdf4e456dd13ba2dcbc508a6422745d13cece156

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c68ac8fbeb43c0555a35648b247d265d62a1c3804fea166dfe1bb2e9ce04b83",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-05-12T12:06:27Z",
    "title_canon_sha256": "776b5832c7f5e61fc4b084fabf2060a703549d0706e560085ba9e5bdd3fc8320"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02974",
    "kind": "arxiv",
    "version": 3
  }
}