Pith Number

pith:WGCX7IPC

pith:2017:WGCX7IPCWGKI2I7SLEPNDIAEJ3

not attested not anchored not stored refs pending

Vertical Thermospheric Density Profiles from EUV Solar Occultations made by PROBA2 LYRA for Solar Cycle 24

E.M.B. Thiemann, F.G. Eparvier, M. Dominique, M.D. Pilinski

arxiv:1708.08833 v2 · 2017-08-29 · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WGCX7IPCWGKI2I7SLEPNDIAEJ3}

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	2026-05-18T00:23:45.438122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1857fa1e2b1948d23f2591ed1a0044ed644f6642c9b39318e771f77e077f9dc

Aliases

arxiv: 1708.08833 · arxiv_version: 1708.08833v2 · doi: 10.48550/arxiv.1708.08833 · pith_short_12: WGCX7IPCWGKI · pith_short_16: WGCX7IPCWGKI2I7S · pith_short_8: WGCX7IPC

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/WGCX7IPCWGKI2I7SLEPNDIAEJ3 \
  | 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: b1857fa1e2b1948d23f2591ed1a0044ed644f6642c9b39318e771f77e077f9dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30102136cec4403792bb33b5e6c28ef81acd088e562d8bf7f65280ee5074ea41",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-08-29T15:47:19Z",
    "title_canon_sha256": "3f1186390ca1a6194a6e2d5b61bf5ebf6e69e0a6dff8ecffa549fe58a9a68706"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08833",
    "kind": "arxiv",
    "version": 2
  }
}