Pith Number

pith:2B34BBJV

pith:2016:2B34BBJVCVWT4JQK5ZEUB75D6H

not attested not anchored not stored refs pending

Probing TRAPPIST-1-like systems with K2

Brice-Olivier Demory, Didier Queloz, Ed Gillen, Michael Gillon, Yann Alibert

arxiv:1606.08622 v1 · 2016-06-28 · 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{2B34BBJVCVWT4JQK5ZEUB75D6H}

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	2026-05-18T01:11:09.873123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d077c08535156d3e260aee4940ffa3f1f46c7b615acc7d14f92f0e5d34e767ce

Aliases

arxiv: 1606.08622 · arxiv_version: 1606.08622v1 · doi: 10.48550/arxiv.1606.08622 · pith_short_12: 2B34BBJVCVWT · pith_short_16: 2B34BBJVCVWT4JQK · pith_short_8: 2B34BBJV

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/2B34BBJVCVWT4JQK5ZEUB75D6H \
  | 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: d077c08535156d3e260aee4940ffa3f1f46c7b615acc7d14f92f0e5d34e767ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fa7ec7aa9201d4943a3bfae1f0bda9506e473aa6f5fa395a9c0537bbd1628b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-06-28T09:21:50Z",
    "title_canon_sha256": "97f24c14ccd08d8e89ef459a9f7e606c712feec882fba550400e083442bc3353"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.08622",
    "kind": "arxiv",
    "version": 1
  }
}