Pith Number

pith:QPV6TJNB

pith:2015:QPV6TJNBJOT7M5ZEWLCRKK5XRU

not attested not anchored not stored refs pending

Magnetic field-line lengths inside interplanetary magnetic flux ropes

Jiong Qiu, Qiang Hu, Sam Krucker

arxiv:1502.05284 v1 · 2015-02-18 · 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{QPV6TJNBJOT7M5ZEWLCRKK5XRU}

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	2026-05-18T01:33:06.272180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83ebe9a5a14ba7f67724b2c5152bb78d3f85b7b5bdc6cb58bba2d71fea2458dd

Aliases

arxiv: 1502.05284 · arxiv_version: 1502.05284v1 · doi: 10.48550/arxiv.1502.05284 · pith_short_12: QPV6TJNBJOT7 · pith_short_16: QPV6TJNBJOT7M5ZE · pith_short_8: QPV6TJNB

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/QPV6TJNBJOT7M5ZEWLCRKK5XRU \
  | 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: 83ebe9a5a14ba7f67724b2c5152bb78d3f85b7b5bdc6cb58bba2d71fea2458dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "064c5634ce1c9a0d4055c8e6a675890d101bd06cd868e6351931e8d45ad9fd7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-02-18T15:59:28Z",
    "title_canon_sha256": "3c3943495efc9ea5860a724a8c81504904b1bbd05521789e7fd06aa84dac6288"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05284",
    "kind": "arxiv",
    "version": 1
  }
}