Pith Number

pith:LVSGSHPU

pith:2012:LVSGSHPUZJR3VTUUETNHDUSLVG

not attested not anchored not stored refs pending

The SPOCA-suite: a software for extraction and tracking of Active Regions and Coronal Holes on EUV images

Benjamin Mampaey, Cis Verbeeck, Ruben de Visscher, V\'eronique Delouille

arxiv:1208.1483 v1 · 2012-08-07 · astro-ph.IM · 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{LVSGSHPUZJR3VTUUETNHDUSLVG}

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	2026-05-18T03:49:12.384257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d64691df4ca63bace9424da71d24ba9a962e1df14be517665cbb0b4cadf23a5

Aliases

arxiv: 1208.1483 · arxiv_version: 1208.1483v1 · doi: 10.48550/arxiv.1208.1483 · pith_short_12: LVSGSHPUZJR3 · pith_short_16: LVSGSHPUZJR3VTUU · pith_short_8: LVSGSHPU

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/LVSGSHPUZJR3VTUUETNHDUSLVG \
  | 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: 5d64691df4ca63bace9424da71d24ba9a962e1df14be517665cbb0b4cadf23a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e347443cb718feae05e51c621717fcec87d1ea3a3da018c50bb1d87fc7a8ccd",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-08-07T18:01:34Z",
    "title_canon_sha256": "5300d290951d169ed7fec3e434fb16e6e586f3340a103612919411b69bea13d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1483",
    "kind": "arxiv",
    "version": 1
  }
}