Pith Number

pith:NGRA54MQ

pith:2024:NGRA54MQUT3BVQ64UHYRWUW7SW

not attested not anchored not stored refs pending

In Search of Extraterrestrial Artificial Intelligence Through Dyson Sphere-like structures around Primordial Black Holes

Shant Baghram

arxiv:2412.02671 v2 · 2024-12-03 · astro-ph.GA · astro-ph.IM · physics.pop-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NGRA54MQUT3BVQ64UHYRWUW7SW}

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	2026-07-05T09:59:01.261499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69a20ef190a4f61ac3dca1f11b52df958959be6fcc177f0e2ec56c1584c7e17a

Aliases

arxiv: 2412.02671 · arxiv_version: 2412.02671v2 · doi: 10.48550/arxiv.2412.02671 · pith_short_12: NGRA54MQUT3B · pith_short_16: NGRA54MQUT3BVQ64 · pith_short_8: NGRA54MQ

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/NGRA54MQUT3BVQ64UHYRWUW7SW \
  | 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: 69a20ef190a4f61ac3dca1f11b52df958959be6fcc177f0e2ec56c1584c7e17a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71a0d77cc93d99852fe7b4a70b7e04e328b87bfc025016deac267ec8405af6de",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.pop-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-12-03T18:45:18Z",
    "title_canon_sha256": "304bd1ba9b34848fab70183ee152dbea9771881fddc69933d43814c72203eb8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.02671",
    "kind": "arxiv",
    "version": 2
  }
}