Pith Number

pith:QYSNKKSO

pith:2021:QYSNKKSOZ7HSTRAPENPH5C2TW2

not attested not anchored not stored refs pending

ACCESS: An optical transmission spectrum of the high-gravity, hot Jupiter HAT-P-23b

Alex Bixel, Andr\'es Jord\'an, Benjamin V. Rackham, Chima McGruder, D\'aniel Apai, David J. Osip, Ian C. Weaver, James Kirk, Jayesh M. Goyal, Mercedes L\'opez-Morales, Munazza K. Alam, N\'estor Espinoza, Nikole K. Lewis, Ryan J. MacDonald

arxiv:2104.04101 v1 · 2021-04-08 · 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{QYSNKKSOZ7HSTRAPENPH5C2TW2}

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	2026-07-05T02:45:27.377326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8624d52a4ecfcf29c40f235e7e8b53b68a03f8d6d4ab5a30fa266bdd8c9c0cb6

Aliases

arxiv: 2104.04101 · arxiv_version: 2104.04101v1 · doi: 10.48550/arxiv.2104.04101 · pith_short_12: QYSNKKSOZ7HS · pith_short_16: QYSNKKSOZ7HSTRAP · pith_short_8: QYSNKKSO

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/QYSNKKSOZ7HSTRAPENPH5C2TW2 \
  | 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: 8624d52a4ecfcf29c40f235e7e8b53b68a03f8d6d4ab5a30fa266bdd8c9c0cb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5665871ea2672832b3e79ad6b9ede65844826cf3bd4dd5377c2888e9841a7717",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-04-08T22:37:47Z",
    "title_canon_sha256": "2721b38aa3ca71306874eba4f99ce813c9ac503a997a244c56c6cabad3034f3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.04101",
    "kind": "arxiv",
    "version": 1
  }
}