Pith Number

pith:5NL7J74W

pith:2017:5NL7J74W3JWDDY2YDCGGOM2VV2

not attested not anchored not stored refs pending

A Long-Term Decrease of the Mid-Size Segmentation Lengths Observed in the HeII 30.4 nm Solar EUV Emission

Elena Korogodina, Leonid Didkovsky, Seth Wieman

arxiv:1701.04729 v1 · 2017-01-16 · 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{5NL7J74W3JWDDY2YDCGGOM2VV2}

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	2026-05-18T00:52:42.800071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb57f4ff96da6c31e358188c673355ae908af62724dcb89796370226c9f828aa

Aliases

arxiv: 1701.04729 · arxiv_version: 1701.04729v1 · doi: 10.48550/arxiv.1701.04729 · pith_short_12: 5NL7J74W3JWD · pith_short_16: 5NL7J74W3JWDDY2Y · pith_short_8: 5NL7J74W

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/5NL7J74W3JWDDY2YDCGGOM2VV2 \
  | 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: eb57f4ff96da6c31e358188c673355ae908af62724dcb89796370226c9f828aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61728be5adfcd6c96a5b78fec94550f185552f39042a98c2b7c12d2ec7111e8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-16T01:18:31Z",
    "title_canon_sha256": "b4bcc6c5db5569715e0f5667af46c64f4e2feac4eb458db562609eb8f05a6cbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.04729",
    "kind": "arxiv",
    "version": 1
  }
}