Pith Number

pith:R4NV3KGI

pith:2015:R4NV3KGIO4W3TY3TME4JDUIVE5

not attested not anchored not stored refs pending

Does the variation of solar inter-network horizontal field follow sunspot cycle?

Chunlan Jin, Jingxiu Wang

arxiv:1505.06519 v1 · 2015-05-25 · 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{R4NV3KGIO4W3TY3TME4JDUIVE5}

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	2026-05-18T02:03:44.763229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f1b5da8c8772db9e373613891d1152765eda06ee23a2e87d4ff3de8690c93b6

Aliases

arxiv: 1505.06519 · arxiv_version: 1505.06519v1 · doi: 10.48550/arxiv.1505.06519 · pith_short_12: R4NV3KGIO4W3 · pith_short_16: R4NV3KGIO4W3TY3T · pith_short_8: R4NV3KGI

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/R4NV3KGIO4W3TY3TME4JDUIVE5 \
  | 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: 8f1b5da8c8772db9e373613891d1152765eda06ee23a2e87d4ff3de8690c93b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f26ef25a77a890d8dd1b67f46af90bb662bf9a00c64e24f5d14561e012226df7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-05-25T01:55:05Z",
    "title_canon_sha256": "bba7e5664ed477d3afa558a99b98eb608a40a5ee71654a417e54b8001cd00115"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.06519",
    "kind": "arxiv",
    "version": 1
  }
}