Pith Number

pith:M2WF3JSX

pith:2017:M2WF3JSXXR2LQG64TLBZJ6HZTP

not attested not anchored not stored refs pending

Recurrence Quantification Analysis of Two Solar Cycle Indices

F. Giorgi, G. Consolini, I. Ermolli, M. Stangalini

arxiv:1701.06802 v1 · 2017-01-24 · 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{M2WF3JSXXR2LQG64TLBZJ6HZTP}

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	2026-05-18T00:52:12.163546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66ac5da657bc74b81bdc9ac394f8f99bea286bff808e9d939212bbf63a29373e

Aliases

arxiv: 1701.06802 · arxiv_version: 1701.06802v1 · doi: 10.48550/arxiv.1701.06802 · pith_short_12: M2WF3JSXXR2L · pith_short_16: M2WF3JSXXR2LQG64 · pith_short_8: M2WF3JSX

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/M2WF3JSXXR2LQG64TLBZJ6HZTP \
  | 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: 66ac5da657bc74b81bdc9ac394f8f99bea286bff808e9d939212bbf63a29373e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73a0926c1cf03a0c18755f18ac45e8a66fd7ab7f2823fb69ec7aa6bcbbfe9cfb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-24T10:44:49Z",
    "title_canon_sha256": "786300abd5e371661e860d3b0708efe8db5590f29e9918e9f641457812bf58b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06802",
    "kind": "arxiv",
    "version": 1
  }
}