Pith Number

pith:I35I2SV5

pith:2018:I35I2SV5TYQPONKHIII2XG6KJQ

not attested not anchored not stored refs pending

The HARPS search for southern extra-solar planets. XLIII. A compact system of four super-Earth planets orbiting HD 215152

A. Coffinet, A. Collier Cameron, A. Wyttenbach, C. Lovis, C. Mordasini, C. Moutou, D. Pollacco, D. Queloz, D. S\'egransan, E. Pompei, F. Bouchy, F. Motalebi, F. Pepe, G. Lo Curto, J.-B. Delisle, M. Deleuil, M. Gillon, M. Mayor, N.C. Santos, P. Figueira, R. Alonso, R.F. Diaz, S. Udry, W. Benz, X. Dumusque

arxiv:1802.04631 v1 · 2018-02-13 · 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{I35I2SV5TYQPONKHIII2XG6KJQ}

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	2026-05-18T00:12:18.333694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46fa8d4abd9e20f735474211ab9bca4c374bc4e2ef1fa3d40562dda46efd8bcc

Aliases

arxiv: 1802.04631 · arxiv_version: 1802.04631v1 · doi: 10.48550/arxiv.1802.04631 · pith_short_12: I35I2SV5TYQP · pith_short_16: I35I2SV5TYQPONKH · pith_short_8: I35I2SV5

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/I35I2SV5TYQPONKHIII2XG6KJQ \
  | 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: 46fa8d4abd9e20f735474211ab9bca4c374bc4e2ef1fa3d40562dda46efd8bcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7873e6e3fde37d7ee47f7f6adeee6f81d5b24e4d65aff26efd723b436ce63684",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-02-13T14:18:35Z",
    "title_canon_sha256": "8a717cd2809a6913f78f518880a8e6a28fe52f630163aa1a786677cfd46db91a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04631",
    "kind": "arxiv",
    "version": 1
  }
}