Pith Number

pith:H5Z5J3QW

pith:2018:H5Z5J3QW2ADOEISD5JAEKMSNTK

not attested not anchored not stored refs pending

A Deep Radio Limit for the TRAPPIST-1 System

Gregg Hallinan, J. Sebastian Pineda

arxiv:1806.00480 v2 · 2018-06-01 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H5Z5J3QW2ADOEISD5JAEKMSNTK}

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	2026-05-18T00:01:59.175017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f73d4ee16d006e22243ea4045324d9a9868ad0376f4b2ce4e14374b029a5eb1

Aliases

arxiv: 1806.00480 · arxiv_version: 1806.00480v2 · doi: 10.48550/arxiv.1806.00480 · pith_short_12: H5Z5J3QW2ADO · pith_short_16: H5Z5J3QW2ADOEISD · pith_short_8: H5Z5J3QW

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/H5Z5J3QW2ADOEISD5JAEKMSNTK \
  | 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: 3f73d4ee16d006e22243ea4045324d9a9868ad0376f4b2ce4e14374b029a5eb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7841d986b7b887f6fbef75d6a6edafb7ed46da26dd4bc1fa54c9d3e79e227e34",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-06-01T18:00:00Z",
    "title_canon_sha256": "b0af040be443ecdd6202fc5eeddc3bac35bb7ca9ac2c9eb7df005d8c3a2cc6ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.00480",
    "kind": "arxiv",
    "version": 2
  }
}