Pith Number

pith:IZ3XFMM3

pith:2018:IZ3XFMM3IZZSS3D6NRML23BFK2

not attested not anchored not stored refs pending

Modeling D-Region Ionospheric Response of the Great American TSE of August 21, 2017 from VLF signal perturbation

Robert L. Tucker, Sandip K. Chakrabarti, Sudipta Sasmal, Suman Chakraborty, Tamal Basak

arxiv:1801.09389 v1 · 2018-01-29 · astro-ph.EP · 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{IZ3XFMM3IZZSS3D6NRML23BFK2}

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	2026-05-18T00:11:38.676906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

467772b19b4673296c7e6c58bd6c2556b9d0609bfe9c77b7a03779b14dfe9ff9

Aliases

arxiv: 1801.09389 · arxiv_version: 1801.09389v1 · doi: 10.48550/arxiv.1801.09389 · pith_short_12: IZ3XFMM3IZZS · pith_short_16: IZ3XFMM3IZZSS3D6 · pith_short_8: IZ3XFMM3

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/IZ3XFMM3IZZSS3D6NRML23BFK2 \
  | 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: 467772b19b4673296c7e6c58bd6c2556b9d0609bfe9c77b7a03779b14dfe9ff9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "147cf7aa3c3d0e6beb79d4e06e9c37762810580cf461a4b8d9f2bdc6e710fe8f",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-01-29T08:10:59Z",
    "title_canon_sha256": "e6ccc8d359bb4d3df7da496404f86f7ddd88f1bd2c269075e48dde922c6692b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09389",
    "kind": "arxiv",
    "version": 1
  }
}