Pith Number

pith:U5YUTN6O

pith:2021:U5YUTN6OWETG7BIEE4M3TB57AJ

not attested not anchored not stored refs pending

The Source Locations of Major Flares and CMEs in the Emerging Active Regions

Jun Cui, Lijuan Liu, Yuming Wang, Zhenjun Zhou

arxiv:2101.07452 v1 · 2021-01-19 · astro-ph.SR · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U5YUTN6OWETG7BIEE4M3TB57AJ}

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	2026-07-05T02:22:40.569759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a77149b7ceb1266f85042719b987bf025c2759c188554cb04a47f8177d2aaf14

Aliases

arxiv: 2101.07452 · arxiv_version: 2101.07452v1 · doi: 10.48550/arxiv.2101.07452 · pith_short_12: U5YUTN6OWETG · pith_short_16: U5YUTN6OWETG7BIE · pith_short_8: U5YUTN6O

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/U5YUTN6OWETG7BIEE4M3TB57AJ \
  | 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: a77149b7ceb1266f85042719b987bf025c2759c188554cb04a47f8177d2aaf14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fad80867b169c5abd1432f3ebf13ddf2a15563c21bf786deb9fde3adea22cec",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-01-19T03:55:35Z",
    "title_canon_sha256": "25ce8ae8bbda9519b5d2e1ed24f8240b44930c1b5181fcbdf35201921b323ac3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.07452",
    "kind": "arxiv",
    "version": 1
  }
}