Pith Number

pith:BHA7PKQM

pith:2015:BHA7PKQMOIAP72F7QNRZUQW72R

not attested not anchored not stored refs pending

Sources of quasi-periodic propagating disturbances above a solar polar coronal hole

Bo Li, Chaozhou Mou, Fangran Jiao, Hui Fu, Kalugodu Chandrashekhar, Lidong Xia, Xing Li, Zhenghua Huang

arxiv:1507.08440 v2 · 2015-07-30 · 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{BHA7PKQMOIAP72F7QNRZUQW72R}

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	2026-05-18T01:35:06.546654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09c1f7aa0c7200ffe8bf83639a42dfd44912016b247d44269e061273152b3883

Aliases

arxiv: 1507.08440 · arxiv_version: 1507.08440v2 · doi: 10.48550/arxiv.1507.08440 · pith_short_12: BHA7PKQMOIAP · pith_short_16: BHA7PKQMOIAP72F7 · pith_short_8: BHA7PKQM

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/BHA7PKQMOIAP72F7QNRZUQW72R \
  | 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: 09c1f7aa0c7200ffe8bf83639a42dfd44912016b247d44269e061273152b3883

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8c47b40291e601226aae2f5eaa652fe1e4d92218f7901571d2f85fafaec3fb6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-07-30T10:08:48Z",
    "title_canon_sha256": "ef009afb6962396d0bab2b4e2ccaf444e8a7951edeacc068a9c125f1b18a3951"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08440",
    "kind": "arxiv",
    "version": 2
  }
}