Pith Number

pith:NFIDMPPG

pith:2017:NFIDMPPGHTTDL5E6WKBSLCKSYW

not attested not anchored not stored refs pending

The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Ceti

A. W\"unsche, C. Lovis, D. S\'egransan, F. Bouchy, F. Murgas, F. Pepe, J.-B. Delisle, J.M. Almenara, M. Mayor, N. Astudillo-Defru, N. C. Santos, R. F. D\'iaz, S. Udry, T. Forveille, X. Bonfils, X. Delfosse

arxiv:1708.03336 v2 · 2017-08-10 · 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{NFIDMPPGHTTDL5E6WKBSLCKSYW}

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	2026-05-18T00:34:17.544188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6950363de63ce635f49eb283258952c5a3da81c5af682f75692332ac7fbc767e

Aliases

arxiv: 1708.03336 · arxiv_version: 1708.03336v2 · doi: 10.48550/arxiv.1708.03336 · pith_short_12: NFIDMPPGHTTD · pith_short_16: NFIDMPPGHTTDL5E6 · pith_short_8: NFIDMPPG

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/NFIDMPPGHTTDL5E6WKBSLCKSYW \
  | 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: 6950363de63ce635f49eb283258952c5a3da81c5af682f75692332ac7fbc767e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74d1b651ad73e33e673371ee698641c6854dc451eb40576b4544dca78bd9dc63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-08-10T18:01:38Z",
    "title_canon_sha256": "2726ba0b50bcbd45f4ef7db3ec90f8cd081a740c20fa36b7881fe9c7fd4e09e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03336",
    "kind": "arxiv",
    "version": 2
  }
}