Pith Number

pith:FUV7X374

pith:2017:FUV7X37425MYZAIT2ZQW5LOYDV

not attested not anchored not stored refs pending

On the feasibility of studying the exospheres of Earth-like exoplanets by Lyman-alpha monitoring. Detectability constraints for nearby M stars

Ana I. Gomez de Castro, Leire Beitia-Antero, Sabina Ustamujic

arxiv:1704.07443 v3 · 2017-04-24 · astro-ph.IM · 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{FUV7X37425MYZAIT2ZQW5LOYDV}

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	2026-05-17T23:54:44.565422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d2bfbeffcd7598c8113d6616eadd81d4e099a1e947b50f8ea411212c972446f

Aliases

arxiv: 1704.07443 · arxiv_version: 1704.07443v3 · doi: 10.48550/arxiv.1704.07443 · pith_short_12: FUV7X37425MY · pith_short_16: FUV7X37425MYZAIT · pith_short_8: FUV7X374

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/FUV7X37425MYZAIT2ZQW5LOYDV \
  | 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: 2d2bfbeffcd7598c8113d6616eadd81d4e099a1e947b50f8ea411212c972446f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a873ae2e9d2f26dc08debd818941588af45310baae31642573dec1a3d681ab7",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-04-24T20:09:17Z",
    "title_canon_sha256": "b73a3260e3f41652df4cb004cbc048cbf050d33268c8ad33023a604eb87ce341"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07443",
    "kind": "arxiv",
    "version": 3
  }
}