Pith Number

pith:WCLZWHLP

pith:2019:WCLZWHLPIUP572XBNGASAY3VSE

not attested not anchored not stored refs pending

Laboratory Calibrations of Fe XII-XIV Line-Intensity Ratios for Electron Density Diagnostics

Daniel Wolf Savin, Gregory V. Brown, Michael Hahn, Ming Feng Gu, Natalie Hell, Peter Beiersdorfer, Thusitha P. Arthanayaka, Tom E. Lockard

arxiv:1908.08094 v1 · 2019-08-21 · astro-ph.SR · physics.atom-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WCLZWHLPIUP572XBNGASAY3VSE}

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	2026-07-05T00:43:36.329153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0979b1d6f451fdfeae16981206375912c9b1acf451b7ebae39e43ace3d2a190

Aliases

arxiv: 1908.08094 · arxiv_version: 1908.08094v1 · doi: 10.48550/arxiv.1908.08094 · pith_short_12: WCLZWHLPIUP5 · pith_short_16: WCLZWHLPIUP572XB · pith_short_8: WCLZWHLP

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/WCLZWHLPIUP572XBNGASAY3VSE \
  | 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: b0979b1d6f451fdfeae16981206375912c9b1acf451b7ebae39e43ace3d2a190

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a752714c08ecafd3503765af7eaec00c2498eec67559b8e39931fd811150f014",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-08-21T19:31:04Z",
    "title_canon_sha256": "84ccab759f0523836ff253a8543e12269344ecada390f02d7e3e4ca7230656a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08094",
    "kind": "arxiv",
    "version": 1
  }
}