Pith Number

pith:URDYTI3H

pith:2026:URDYTI3HDW5Q67SCUS32TMYEDO

not attested not anchored not stored refs pending

t-STEP: An interpretable model for Total Electron Content predictions and irregularities estimations

Andreas Hein, Carl Shneider, Claudio Cesaroni, Maxime Cordy, Stephen Tete, Vasily Petrov

arxiv:2606.29644 v1 · 2026-06-28 · cs.LG · 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{URDYTI3HDW5Q67SCUS32TMYEDO}

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	2026-06-30T01:18:20.987029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a44789a3671dbb0f7e42a4b7a9b3041b8d164391006f3c48d24ead78c9e39a10

Aliases

arxiv: 2606.29644 · arxiv_version: 2606.29644v1 · doi: 10.48550/arxiv.2606.29644 · pith_short_12: URDYTI3HDW5Q · pith_short_16: URDYTI3HDW5Q67SC · pith_short_8: URDYTI3H

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/URDYTI3HDW5Q67SCUS32TMYEDO \
  | 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: a44789a3671dbb0f7e42a4b7a9b3041b8d164391006f3c48d24ead78c9e39a10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c83cdd29b77bebc80c34b81a8884f60bc0cf93d8356c612ef21a22608af54462",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-28T23:21:37Z",
    "title_canon_sha256": "6f7ca34b0ddcefb1b2668a3c2690c4f9ea34f73ce05324ad33bbcd17e06d0b21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29644",
    "kind": "arxiv",
    "version": 1
  }
}