Pith Number

pith:YVZPYGOJ

pith:2014:YVZPYGOJGHZR4OJMYZNH6LPAQL

not attested not anchored not stored refs pending

The \^G Infrared Search for Extraterrestrial Civilizations with Large Energy Supplies. II. Framework, Strategy, and First Result

B. Mullan, J. T. Wright, M. S. Povich, R. Griffith, S. Sigur{\eth}sson

arxiv:1408.1134 v1 · 2014-08-05 · physics.pop-ph · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YVZPYGOJGHZR4OJMYZNH6LPAQL}

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	2026-05-18T01:42:23.502390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c572fc19c931f31e392cc65a7f2de082db5e82d8f517d8b6474927b76c9e2f7c

Aliases

arxiv: 1408.1134 · arxiv_version: 1408.1134v1 · doi: 10.48550/arxiv.1408.1134 · pith_short_12: YVZPYGOJGHZR · pith_short_16: YVZPYGOJGHZR4OJM · pith_short_8: YVZPYGOJ

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/YVZPYGOJGHZR4OJMYZNH6LPAQL \
  | 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: c572fc19c931f31e392cc65a7f2de082db5e82d8f517d8b6474927b76c9e2f7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56c6ef4d2fcd5a7c0386eff047b907053eb00b318ba6d001287445dac0c6d41d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2014-08-05T22:20:39Z",
    "title_canon_sha256": "aaf10e8813369abf50f32daaee5b10ce94d24b75d54e63fc319b43abec71a842"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1134",
    "kind": "arxiv",
    "version": 1
  }
}