Pith Number

pith:EWO6JXMY

pith:2018:EWO6JXMYLEPMLUTVBJ5Y3D6GY3

not attested not anchored not stored refs pending

Exoplanet Spectroscopy and Photometry with the Twinkle Space Telescope

Billy Edwards, Enzo Pascale, Giorgio Savini, Giovanna Tinetti, Ingo Waldmann, Malena Rice, Marcell Tessenyi, Subhajit Sarkar, Tiziano Zingales

arxiv:1811.08348 v2 · 2018-11-20 · 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{EWO6JXMYLEPMLUTVBJ5Y3D6GY3}

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	2026-05-17T23:57:30.792232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

259de4dd98591ec5d2750a7b8d8fc6c6ffcaf6134834a3b2a21a7a9f5b62b3d5

Aliases

arxiv: 1811.08348 · arxiv_version: 1811.08348v2 · doi: 10.48550/arxiv.1811.08348 · pith_short_12: EWO6JXMYLEPM · pith_short_16: EWO6JXMYLEPMLUTV · pith_short_8: EWO6JXMY

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/EWO6JXMYLEPMLUTVBJ5Y3D6GY3 \
  | 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: 259de4dd98591ec5d2750a7b8d8fc6c6ffcaf6134834a3b2a21a7a9f5b62b3d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7197f8260bb0fe9ca77e0e9a22e26c4eb3ad6bb6926a4cc9a8e457ea5ce9103d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-11-20T16:22:27Z",
    "title_canon_sha256": "924abf90e2ee65554508621cdd8712f1c556df90130de7bae35e8405122b8252"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08348",
    "kind": "arxiv",
    "version": 2
  }
}