Pith Number

pith:4FPHKCOP

pith:2015:4FPHKCOPEZ2QRM4BJK3J2EEIYQ

not attested not anchored not stored refs pending

Simulations of the spatial and temporal invariance in the spectra of gradual solar energetic particle events

Gang Qin, Yang Wang

arxiv:1501.02956 v2 · 2015-01-13 · 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{4FPHKCOPEZ2QRM4BJK3J2EEIYQ}

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	2026-05-18T02:17:00.647878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e15e7509cf267508b3814ab69d1088c4189be35400e21ba80203359a4b5a6f9f

Aliases

arxiv: 1501.02956 · arxiv_version: 1501.02956v2 · doi: 10.48550/arxiv.1501.02956 · pith_short_12: 4FPHKCOPEZ2Q · pith_short_16: 4FPHKCOPEZ2QRM4B · pith_short_8: 4FPHKCOP

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/4FPHKCOPEZ2QRM4BJK3J2EEIYQ \
  | 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: e15e7509cf267508b3814ab69d1088c4189be35400e21ba80203359a4b5a6f9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "830bf958329d3924870fc54267aec519d299890983a223d2cf2ac369f72e5c74",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-01-13T11:15:41Z",
    "title_canon_sha256": "933880f61832170f57a648ca6df5c55d21e34e8440ccb488aeb6929f0106d665"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.02956",
    "kind": "arxiv",
    "version": 2
  }
}