Pith Number

pith:4CGEFIY5

pith:2016:4CGEFIY5I27MX5QLSMYSMMKTW3

not attested not anchored not stored refs pending

Rayleigh scattering in the transmission spectrum of HAT-P-18b

A. P. Doyle, I. Skillen, J. Kirk, J. McCormac, P. G. J. Irwin, P. J. Wheatley, R. Karjalainen, T. Louden

arxiv:1611.06916 v2 · 2016-11-21 · 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{4CGEFIY5I27MX5QLSMYSMMKTW3}

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	2026-05-18T00:45:54.070089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e08c42a31d46becbf60b9331263153b6cfc4d8e39eed9229ece5b0793cb236be

Aliases

arxiv: 1611.06916 · arxiv_version: 1611.06916v2 · doi: 10.48550/arxiv.1611.06916 · pith_short_12: 4CGEFIY5I27M · pith_short_16: 4CGEFIY5I27MX5QL · pith_short_8: 4CGEFIY5

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/4CGEFIY5I27MX5QLSMYSMMKTW3 \
  | 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: e08c42a31d46becbf60b9331263153b6cfc4d8e39eed9229ece5b0793cb236be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6819ed07c4a5414e9367a9be3cc1200fa2c00cc877d6799ad276c31ab007bde2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-11-21T17:45:09Z",
    "title_canon_sha256": "95e18d054144a402d6f1a037bc45ad2ec590765a3ee7dbec8b5fc5608cb35741"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.06916",
    "kind": "arxiv",
    "version": 2
  }
}