Pith Number

pith:GIQK4TQR

pith:2020:GIQK4TQRDXMFVW5HM32IWVHIXI

not attested not anchored not stored refs pending

Magnetohydrodynamic Non-linearities in Sunspot Atmospheres: Chromospheric Detections of Intermediate Shocks

D.B. Jess, F. Giorgi, I. Ermolli, L.M. McFetridge, M. Murabito, M. Stangalini, P.H. Keys, R. Keppens, S.D.T. Grant, S. Jafarzadeh, S.J. Houston

arxiv:2002.12368 v1 · 2020-02-27 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GIQK4TQRDXMFVW5HM32IWVHIXI}

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	2026-07-05T00:53:18.741505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3220ae4e111dd85adba766f48b54e8ba28b504cf893e1266c83bb3cb25d9a292

Aliases

arxiv: 2002.12368 · arxiv_version: 2002.12368v1 · doi: 10.48550/arxiv.2002.12368 · pith_short_12: GIQK4TQRDXMF · pith_short_16: GIQK4TQRDXMFVW5H · pith_short_8: GIQK4TQR

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/GIQK4TQRDXMFVW5HM32IWVHIXI \
  | 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: 3220ae4e111dd85adba766f48b54e8ba28b504cf893e1266c83bb3cb25d9a292

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c170ce312e79819a50326ebc269086caad3bb2da0e0c3bc443453dacbbd489e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-02-27T19:00:00Z",
    "title_canon_sha256": "63fa2d7480f42785c51a80e07d7f35e2db890f99be7acd4d0bb6f59cd35590a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.12368",
    "kind": "arxiv",
    "version": 1
  }
}