Pith Number

pith:5W2F5RW4

pith:2026:5W2F5RW4Y5N26ATMJXW4LZZ6NM

not attested not anchored not stored refs pending

Back Reaction of the Untwisting Solar Corona Scars Sunspots

Chen Xing, Guillaume Aulanier, Mingde Ding, Xin Cheng

arxiv:2607.28089 v1 · 2026-07-30 · 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{5W2F5RW4Y5N26ATMJXW4LZZ6NM}

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	2026-07-31T01:35:42.131772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

edb45ec6dcc75baf026c4dedc5e73e6b0b609f4296e9c2f1b565d02498060711

Aliases

arxiv: 2607.28089 · arxiv_version: 2607.28089v1 · doi: 10.48550/arxiv.2607.28089 · pith_short_12: 5W2F5RW4Y5N2 · pith_short_16: 5W2F5RW4Y5N26ATM · pith_short_8: 5W2F5RW4

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/5W2F5RW4Y5N26ATMJXW4LZZ6NM \
  | 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: edb45ec6dcc75baf026c4dedc5e73e6b0b609f4296e9c2f1b565d02498060711

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1203378bf1ee70fa3394683d92a0e4fcdb75d9195352f225eb662ebe4c3acdef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-30T11:56:25Z",
    "title_canon_sha256": "809d7896bee2bb63a7db3a69e1bd2b8725e3e6cee0b5ebcd6ad43255168032be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28089",
    "kind": "arxiv",
    "version": 1
  }
}