Pith Number

pith:MTDWMNEU

pith:2026:MTDWMNEUP2BTOY2DOMEMZK7EJZ

not attested not anchored not stored refs pending

A Machine-Learning-Based Global Thermospheric Density Forecasting Model

Ruochen Wang, Xiaoli Bai

arxiv:2608.00352 v1 · 2026-07-31 · physics.space-ph · 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{MTDWMNEUP2BTOY2DOMEMZK7EJZ}

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	2026-08-04T00:35:15.257424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64c76634947e833763437308ccabe44e5a342e4c26ea30af16162f74387cc769

Aliases

arxiv: 2608.00352 · arxiv_version: 2608.00352v1 · doi: 10.48550/arxiv.2608.00352 · pith_short_12: MTDWMNEUP2BT · pith_short_16: MTDWMNEUP2BTOY2D · pith_short_8: MTDWMNEU

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/MTDWMNEUP2BTOY2DOMEMZK7EJZ \
  | 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: 64c76634947e833763437308ccabe44e5a342e4c26ea30af16162f74387cc769

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c411a573ff749a79fe830f64c9eee04f4a1ab2636af7d230fc0bf2e021af4bbc",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2026-07-31T23:43:50Z",
    "title_canon_sha256": "8094ec28a6e4e959222e1ca575925dcdc9e96159f60d765d920af8ffc8372cdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.00352",
    "kind": "arxiv",
    "version": 1
  }
}