Pith Number

pith:UILIHR6E

pith:2018:UILIHR6E4BFJ3DXFZ3C6DB5WJI

not attested not anchored not stored refs pending

Constraining the environment and habitability of TRAPPIST-1

Emeline Bolmont

arxiv:1810.11255 v1 · 2018-10-26 · 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{UILIHR6E4BFJ3DXFZ3C6DB5WJI}

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	2026-05-18T00:02:14.681018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a21683c7c4e04a9d8ee5cec5e187b64a395b6d5627ec168370bc99a1ff07a4eb

Aliases

arxiv: 1810.11255 · arxiv_version: 1810.11255v1 · doi: 10.48550/arxiv.1810.11255 · pith_short_12: UILIHR6E4BFJ · pith_short_16: UILIHR6E4BFJ3DXF · pith_short_8: UILIHR6E

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/UILIHR6E4BFJ3DXFZ3C6DB5WJI \
  | 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: a21683c7c4e04a9d8ee5cec5e187b64a395b6d5627ec168370bc99a1ff07a4eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0512e7d10bb710c1dd2a43a51b313778e992bd7a702efed035b466e606b895b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-10-26T10:36:41Z",
    "title_canon_sha256": "8a6d542f40c96a4a85809c5435173b0f1e55fa86f32c3f2c2fcc3c3b19608774"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11255",
    "kind": "arxiv",
    "version": 1
  }
}