Pith Number

pith:P4IVH52I

pith:2022:P4IVH52ISWYL2L5SUX7DLWTKGJ

not attested not anchored not stored refs pending

A tentative detection of He I in the atmosphere of GJ 1214b

A. Kaminski, A. P. Hatzes, A. Quirrenbach, A. Reiners, A. S\'anchez-L\'opez, A. Schweitzer, D. Montes, E. Nagel, E. Pall\'e, E. Sedaghati, F. Murgas, F. Yan, G. Bergond, G. Morello, I. Ribas, J. A. Caballero, J. Orell-Miquel, J. Sanz-Forcada, K. Molaverdikhani, L. Nortmann, M. Lamp\'on, M. L\'opez-Puertas, M. R. Zapatero Osorio, M. Stangret, N. Casasayas-Barris, P. J. Amado, R. Luque, S. Czesla, S. Khalafinejad, Th. Henning

arxiv:2201.11120 v1 · 2022-01-26 · 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{P4IVH52ISWYL2L5SUX7DLWTKGJ}

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	2026-07-05T04:04:31.352584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f1153f74895b0bd2fb2a5fe35da6a327dc99537e0e5736ecde4536247435296

Aliases

arxiv: 2201.11120 · arxiv_version: 2201.11120v1 · doi: 10.48550/arxiv.2201.11120 · pith_short_12: P4IVH52ISWYL · pith_short_16: P4IVH52ISWYL2L5S · pith_short_8: P4IVH52I

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/P4IVH52ISWYL2L5SUX7DLWTKGJ \
  | 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: 7f1153f74895b0bd2fb2a5fe35da6a327dc99537e0e5736ecde4536247435296

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49b54589dd4a85cae61d6339e7c4e6edcd4a713114d1bfb70e13971d73b354b7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-01-26T18:58:35Z",
    "title_canon_sha256": "a06ed6a2fd7a62be4cd602b7584f7bc4ec54a1d2fe3da8782ce086b5097bdec5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.11120",
    "kind": "arxiv",
    "version": 1
  }
}