Pith Number

pith:QGQSSPDN

pith:2018:QGQSSPDNVYLUDFJR7H2IGR72OR

not attested not anchored not stored refs pending

Retrieval analysis of 38 WFC3 transmission spectra and resolution of the normalisation degeneracy

Chloe Fisher, Kevin Heng

arxiv:1809.06894 v1 · 2018-09-18 · astro-ph.EP · physics.ao-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGQSSPDNVYLUDFJR7H2IGR72OR}

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	2026-05-18T00:03:45.147911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81a1293c6dae17419531f9f48347fa7449489026c2b89d16143472f97f44ccff

Aliases

arxiv: 1809.06894 · arxiv_version: 1809.06894v1 · doi: 10.48550/arxiv.1809.06894 · pith_short_12: QGQSSPDNVYLU · pith_short_16: QGQSSPDNVYLUDFJR · pith_short_8: QGQSSPDN

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/QGQSSPDNVYLUDFJR7H2IGR72OR \
  | 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: 81a1293c6dae17419531f9f48347fa7449489026c2b89d16143472f97f44ccff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1c6343e9647e4dfeeaa49325ee477eb0dc4b78b1f60b9810ee0f1fb25b7e0b4",
    "cross_cats_sorted": [
      "physics.ao-ph",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-09-18T19:17:39Z",
    "title_canon_sha256": "7d3dbd62024410c4f0027ca23520300fa9d23f1be090c2c7022d28bc31d37560"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06894",
    "kind": "arxiv",
    "version": 1
  }
}