Pith Number

pith:QNUN4IOR

pith:2018:QNUN4IOR43N5YCPV2BQ6UYASID

not attested not anchored not stored refs pending

Is It Small-scale Weak Magnetic Activity That Effectively Heats the Upper Solar Atmosphere?

J.C. Xu, K.J. Li, W. Feng

arxiv:1807.02902 v1 · 2018-07-09 · 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{QNUN4IOR43N5YCPV2BQ6UYASID}

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	2026-05-18T00:10:36.733302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8368de21d1e6dbdc09f5d061ea601240f34e6e7f53cdfa602bde61d088bc0db6

Aliases

arxiv: 1807.02902 · arxiv_version: 1807.02902v1 · doi: 10.48550/arxiv.1807.02902 · pith_short_12: QNUN4IOR43N5 · pith_short_16: QNUN4IOR43N5YCPV · pith_short_8: QNUN4IOR

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/QNUN4IOR43N5YCPV2BQ6UYASID \
  | 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: 8368de21d1e6dbdc09f5d061ea601240f34e6e7f53cdfa602bde61d088bc0db6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8967a877ffae2bb1d7934a0ff00a53574e9c45cc5a9fe6018f8e7b2c169ad523",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-09T00:14:08Z",
    "title_canon_sha256": "00c8bc0b029ac5be0be7a6a02f553c476081248c2d7b98e5227dafa680904336"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02902",
    "kind": "arxiv",
    "version": 1
  }
}