Pith Number

pith:32IGIPBJ

pith:2018:32IGIPBJOTVTKYL5ROYZQPCS33

not attested not anchored not stored refs pending

Exoplanet atmospheres with GIANO. I. Water in the transmission spectrum of HD 189733b

A. S. Bonomo, A. Sozzetti, G. Guilluy, L. Mancini, M. Brogi, P. Giacobbe, R. J. de Kok

arxiv:1801.09569 v2 · 2018-01-29 · 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{32IGIPBJOTVTKYL5ROYZQPCS33}

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	2026-05-18T00:10:31.959406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de90643c2974eb35617d8bb1983c52dec8351e2ac8023f6c211dfe2a0e5c7bdf

Aliases

arxiv: 1801.09569 · arxiv_version: 1801.09569v2 · doi: 10.48550/arxiv.1801.09569 · pith_short_12: 32IGIPBJOTVT · pith_short_16: 32IGIPBJOTVTKYL5 · pith_short_8: 32IGIPBJ

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/32IGIPBJOTVTKYL5ROYZQPCS33 \
  | 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: de90643c2974eb35617d8bb1983c52dec8351e2ac8023f6c211dfe2a0e5c7bdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "806cdb9684ad1816f10f8d0077429f2aabb5098b9d0bf02058a7b8265c49a374",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-01-29T15:22:52Z",
    "title_canon_sha256": "c32b5cfa749ddadf498a6c919206ad0f9661e58f2f9fd3b5f070a97cb74f0044"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09569",
    "kind": "arxiv",
    "version": 2
  }
}