Pith Number

pith:WGHPTYY5

pith:2018:WGHPTYY5QEMMWC3SZLQROE7NAI

not attested not anchored not stored refs pending

Precision stellar radial velocity measurements with FIDEOS at the ESO 1-m telescope of La Silla

A. Jordan, A. Zapata, L. Vanzi, M. Flores, M. Jones, M. Tala Pinto, N. Espinoza, R. Brahm, S. Ramirez, S. Ropert, S. Rukdee, T. Shen, V. Suc

arxiv:1804.07441 v1 · 2018-04-20 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WGHPTYY5QEMMWC3SZLQROE7NAI}

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	2026-05-18T00:14:13.742890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b18ef9e31d8118cb0b72cae11713ed023532bce68ca8ef3551a58541d5ee28bf

Aliases

arxiv: 1804.07441 · arxiv_version: 1804.07441v1 · doi: 10.48550/arxiv.1804.07441 · pith_short_12: WGHPTYY5QEMM · pith_short_16: WGHPTYY5QEMMWC3S · pith_short_8: WGHPTYY5

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/WGHPTYY5QEMMWC3SZLQROE7NAI \
  | 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: b18ef9e31d8118cb0b72cae11713ed023532bce68ca8ef3551a58541d5ee28bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "654cd50dbd48513934d1fee02523e8ee958418d4da5b6f37b5daee49a54c013c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-04-20T03:26:05Z",
    "title_canon_sha256": "880328185ab6461b0daf84a370211d551294c3c3e71a59e6070d2a7b5006cdfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07441",
    "kind": "arxiv",
    "version": 1
  }
}