Pith Number

pith:QDERPVFX

pith:2021:QDERPVFXI7EIKYYW7BIIJGOS2Y

not attested not anchored not stored refs pending

Imaging low-mass planets within the habitable zone of {\alpha} Centauri

A. Boehle, A. Carlotti, A.-L. Maire, A. Reutlinger, A. Vigan, C. Delacroix, C. Soenke, D. Apai, D. Kampf, D. Mawet, \'E. Choquet, E. Fuenteseca, E. Huby, E. Pantin, G. Jakob, G. Orban de Xivry, G. Ruane, G. Zins, J. Kolb, J.-P. Kirchbauer, K. Dohlen, K. Wagner, M. Karlsson, M. Kasper, M. N'Diaye, M. Riquelme, M. Sterzik, N. Ageorges, O. Absil, O. Guyon, P. Duhoux, P. Forsberg, P. Kervella, P. Klupar, P. Pathak, R. Arsenault, R. Siebenmorgen, S. Gutruf, S. Leveratto, S. P. Quanz, T. de Zeeuw, U. Kaufl

arxiv:2102.05159 v2 · 2021-02-09 · astro-ph.EP · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QDERPVFXI7EIKYYW7BIIJGOS2Y}

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	2026-07-05T02:32:03.277988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80c917d4b747c8856316f8508499d2d615d04e36b8e1fcc67335e58a99c41c69

Aliases

arxiv: 2102.05159 · arxiv_version: 2102.05159v2 · doi: 10.48550/arxiv.2102.05159 · pith_short_12: QDERPVFXI7EI · pith_short_16: QDERPVFXI7EIKYYW · pith_short_8: QDERPVFX

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/QDERPVFXI7EIKYYW7BIIJGOS2Y \
  | 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: 80c917d4b747c8856316f8508499d2d615d04e36b8e1fcc67335e58a99c41c69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdcbc146f0cbdc68eb26cfccaf1d43738cc3a5c95efc2b132b3938206dab817c",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-02-09T22:32:58Z",
    "title_canon_sha256": "e1ddc650e628b97552b87aaa643502a2f7097a0e78de6a874689cfb5ebcc583d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.05159",
    "kind": "arxiv",
    "version": 2
  }
}