Pith Number

pith:V2IEUIRM

pith:2019:V2IEUIRMLVJEHNL6U2SHT5OJ6I

not attested not anchored not stored refs pending

Simulating Radial Velocity Observations of Trappist-1 with SPIRou

Baptiste Klein, Jean-Fran\c{c}ois Donati

arxiv:1907.05710 v1 · 2019-07-12 · 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{V2IEUIRMLVJEHNL6U2SHT5OJ6I}

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	2026-05-17T23:39:53.280428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae904a222c5d5243b57ea6a479f5c9f227307f5c17683d9791e33791c5f0a8e6

Aliases

arxiv: 1907.05710 · arxiv_version: 1907.05710v1 · doi: 10.48550/arxiv.1907.05710 · pith_short_12: V2IEUIRMLVJE · pith_short_16: V2IEUIRMLVJEHNL6 · pith_short_8: V2IEUIRM

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/V2IEUIRMLVJEHNL6U2SHT5OJ6I \
  | 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: ae904a222c5d5243b57ea6a479f5c9f227307f5c17683d9791e33791c5f0a8e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca64ac15009d49debad348b24c37720b887d9db182d4da3fcc4d689672cce8d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-07-12T12:48:38Z",
    "title_canon_sha256": "979cea7354fcf5c496b9bf4f93dfb90c41e553a627c4381a46723af0a659d466"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05710",
    "kind": "arxiv",
    "version": 1
  }
}