Pith Number

pith:OTDQX4P7

pith:2018:OTDQX4P7J4BDMMB4IVAYNDQMYX

not attested not anchored not stored refs pending

Cometary impactors on the TRAPPIST-1 planets can destroy all planetary atmospheres and rebuild secondary atmospheres on planets f, g, h

Amaury H.M.J. Triaud, Mark C. Wyatt, Oliver Shorttle, Philippe Thebault, Quentin Kral, Sebastian Marino

arxiv:1802.05034 v2 · 2018-02-14 · 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{OTDQX4P7J4BDMMB4IVAYNDQMYX}

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	2026-05-18T00:11:06.163823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74c70bf1ff4f0236303c4541868e0cc5c8e46611869fd8677bc480962ecb30eb

Aliases

arxiv: 1802.05034 · arxiv_version: 1802.05034v2 · doi: 10.48550/arxiv.1802.05034 · pith_short_12: OTDQX4P7J4BD · pith_short_16: OTDQX4P7J4BDMMB4 · pith_short_8: OTDQX4P7

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/OTDQX4P7J4BDMMB4IVAYNDQMYX \
  | 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: 74c70bf1ff4f0236303c4541868e0cc5c8e46611869fd8677bc480962ecb30eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04259b69e60773d35f54bd73703da21be3d9b69289e6772c5f7fdb5ef698e904",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-02-14T11:00:54Z",
    "title_canon_sha256": "8db73b3ee12eaeb61a2532646d0ecdfd44a4b1fd2f6bf170329df9fecd6bc1e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.05034",
    "kind": "arxiv",
    "version": 2
  }
}