Pith Number

pith:3HMZUC2Y

pith:2018:3HMZUC2YQAG5WZDWODMXORM4GU

not attested not anchored not stored refs pending

A search for Extraterrestrial Intelligence (SETI) toward the Galactic Anticenter with the Murchison Widefield Array

C.D. Tremblay, S. Croft, S.J. Tingay

arxiv:1803.00524 v1 · 2018-02-26 · physics.pop-ph · 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{3HMZUC2YQAG5WZDWODMXORM4GU}

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	2026-05-18T00:19:20.545748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9d99a0b58800ddb647670d977459c350ecee151dad86c27b6a3e3a3c0ceda45

Aliases

arxiv: 1803.00524 · arxiv_version: 1803.00524v1 · doi: 10.48550/arxiv.1803.00524 · pith_short_12: 3HMZUC2YQAG5 · pith_short_16: 3HMZUC2YQAG5WZDW · pith_short_8: 3HMZUC2Y

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/3HMZUC2YQAG5WZDWODMXORM4GU \
  | 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: d9d99a0b58800ddb647670d977459c350ecee151dad86c27b6a3e3a3c0ceda45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6df2868ac6663a33222cf2cff73b77c897098ba2d3de96fcb6a8e2691adde3fd",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2018-02-26T12:52:03Z",
    "title_canon_sha256": "f0231e4f03b5624e255a6a7f01642b39458bf5a235ba6105645469a9c23c8bf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00524",
    "kind": "arxiv",
    "version": 1
  }
}