Pith Number

pith:N3YPX4QE

pith:2026:N3YPX4QEPWKOR65JKTHLX4TH3W

not attested not anchored not stored refs pending

Searching for Extraterrestrial Intelligence with the SKA

Alex Andersson, Andrew P.V. Siemion, B\'arbara Cabrales, Chenoa D. Tremblay, Cyril Tasse, Danny C. Price, David DeBoer, Dong-Jin Kim, Evan F. Keane, Jamie Drew, Joe Bright, Joseph R. Callingham, Kyran Grattan, Michael A. Garrett, Nathalie Cabrol, Philippe Zarka, Sofia Z. Sheikh, S.Peter Worden, Steve Croft, Steve Prabu, Vishal Gajjar, William Diamond

arxiv:2606.27565 v1 · 2026-06-25 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N3YPX4QEPWKOR65JKTHLX4TH3W}

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	2026-06-29T00:14:10.214234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ef0fbf2047d94e8fba954cebbf267ddb3985a2eb322dd72531e0dd6ffbd740a

Aliases

arxiv: 2606.27565 · arxiv_version: 2606.27565v1 · doi: 10.48550/arxiv.2606.27565 · pith_short_12: N3YPX4QEPWKO · pith_short_16: N3YPX4QEPWKOR65J · pith_short_8: N3YPX4QE

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/N3YPX4QEPWKOR65JKTHLX4TH3W \
  | 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: 6ef0fbf2047d94e8fba954cebbf267ddb3985a2eb322dd72531e0dd6ffbd740a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b4227ad2d020ccd62807b73cc9a2625e9592f5dd07cbb872e849797c8ce845b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-06-25T21:49:02Z",
    "title_canon_sha256": "913bb7ae8550c53bcf3985ab6408a861d799e470ebd3a810ea04169fd186f046"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27565",
    "kind": "arxiv",
    "version": 1
  }
}