Pith Number

pith:HGWVY3T6

pith:2014:HGWVY3T6SYCQBPZEIRLSR45WKO

not attested not anchored not stored refs pending

Temporal Evolution of the Magnetic Topology of the NOAA Active Region 11158

Brigitte Schmieder, Etienne Pariat, Hui Li, Jie Zhao, Thomas Wiegelmann, Yang Guo

arxiv:1404.5004 v1 · 2014-04-20 · 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{HGWVY3T6SYCQBPZEIRLSR45WKO}

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	2026-05-18T01:43:27.143338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39ad5c6e7e960500bf24445728f3b6538d9cd0db9a7c2e0fe9559ba0386ffe7f

Aliases

arxiv: 1404.5004 · arxiv_version: 1404.5004v1 · doi: 10.48550/arxiv.1404.5004 · pith_short_12: HGWVY3T6SYCQ · pith_short_16: HGWVY3T6SYCQBPZE · pith_short_8: HGWVY3T6

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/HGWVY3T6SYCQBPZEIRLSR45WKO \
  | 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: 39ad5c6e7e960500bf24445728f3b6538d9cd0db9a7c2e0fe9559ba0386ffe7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d6e01d7c2ec873c42dce1909f5dd30dde667374daea1c9d001108a17d796480",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-04-20T03:21:33Z",
    "title_canon_sha256": "55b6999baa67d08e55eccbf3dc2af3992696880f70a618d2c861bd64fc8c0fe3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5004",
    "kind": "arxiv",
    "version": 1
  }
}