Pith Number

pith:ZIKVD3TC

pith:2016:ZIKVD3TCDD5KFKM6UK3BYTVQT2

not attested not anchored not stored refs pending

Comment on "Atmospheric ionization by high-fluence, hard spectrum solar proton events and their probable appearance in the ice core archive" by A.L. Melott et al

C.E. Randall, C.H. Jackman, H.E. Spence, J.E. Dibb, K.A. Duderstadt, N.A. Schwadron, S. C. Solomon

arxiv:1606.07471 v2 · 2016-06-23 · physics.ao-ph · astro-ph.EP · astro-ph.IM · astro-ph.SR · physics.geo-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{ZIKVD3TCDD5KFKM6UK3BYTVQT2}

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	2026-05-18T00:51:48.463957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca1551ee6218faa2a99ea2b61c4eb09eb1fedd5f60f62ae9d2a2179ab079a697

Aliases

arxiv: 1606.07471 · arxiv_version: 1606.07471v2 · doi: 10.48550/arxiv.1606.07471 · pith_short_12: ZIKVD3TCDD5K · pith_short_16: ZIKVD3TCDD5KFKM6 · pith_short_8: ZIKVD3TC

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/ZIKVD3TCDD5KFKM6UK3BYTVQT2 \
  | 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: ca1551ee6218faa2a99ea2b61c4eb09eb1fedd5f60f62ae9d2a2179ab079a697

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f1f86221013d986c6605a2fe66ebc12133003fe485a2e26a8d0e7d15b098b4a",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM",
      "astro-ph.SR",
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2016-06-23T20:37:36Z",
    "title_canon_sha256": "0a603eb601bb141cadff7ada7c38f519472a182e7211ed19d3525130a23258ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.07471",
    "kind": "arxiv",
    "version": 2
  }
}