Pith Number

pith:WD7KYOPA

pith:2019:WD7KYOPAGHUI7VRTIIFJI33SXY

not attested not anchored not stored refs pending

Observations of the 2019 April 4 Solar Energetic Particle Event at the Parker Solar Probe

A. C. Cummings, A. J. Davis, A. Posner, A. Vourlidas, A. W. Case, A. W. Labrador, B. Poduval, C. J. Joyce, C. M. S. Cohen, D. G. Mitchell, D. J. McComas, E. C. Roelof, E. C. Stone, E. R. Christian, J. C. Kasper, J. Giacalone, J. R. Szalay, J. S. Rankin, K. E. Korreck, M. E. Hill, M. E. Wiedenbeck, M. I. Desai, M. L. Stevens, M. Pulupa, N. A. Schwadron, O. Malandraki, P. Whittlesey, R. A. Leske, R. A. Mewaldt, R. C. Allen, R. J. MacDowall, R. Livi, R. L. McNutt Jr., S. D. Bale, S. M. Krimigis, W. H. Matthaeus

arxiv:1912.03384 v1 · 2019-12-06 · 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{WD7KYOPAGHUI7VRTIIFJI33SXY}

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	2026-07-05T00:40:05.286283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0feac39e031e88fd633420a946f72be1b440dfa168d0461e8cbdb40255ef8a8

Aliases

arxiv: 1912.03384 · arxiv_version: 1912.03384v1 · doi: 10.48550/arxiv.1912.03384 · pith_short_12: WD7KYOPAGHUI · pith_short_16: WD7KYOPAGHUI7VRT · pith_short_8: WD7KYOPA

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/WD7KYOPAGHUI7VRTIIFJI33SXY \
  | 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: b0feac39e031e88fd633420a946f72be1b440dfa168d0461e8cbdb40255ef8a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c72a68357d4996e5cc929709e677e5e9ca629ba8c54445176b96c27bd09d7e4",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-12-06T23:12:38Z",
    "title_canon_sha256": "1a92e3e7baa366169097dd2f9e6f88b811154f75d44282bc44540a9b28f4f408"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.03384",
    "kind": "arxiv",
    "version": 1
  }
}