Pith Number

pith:M6M3IMEJ

pith:2010:M6M3IMEJUQ7AFB566FPSNRFOXE

not attested not anchored not stored refs pending

The Entropy Principle and the Influence of Sociological Pressures on SETI

Duncan H. Forgan, Vladimir Bozhilov

arxiv:1004.1822 v1 · 2010-04-11 · physics.pop-ph · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M6M3IMEJUQ7AFB566FPSNRFOXE}

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	2026-05-18T02:08:06.989170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6799b43089a43e0287bef15f26c4aeb938892782a3581511c9c99b9cef161692

Aliases

arxiv: 1004.1822 · arxiv_version: 1004.1822v1 · doi: 10.48550/arxiv.1004.1822 · pith_short_12: M6M3IMEJUQ7A · pith_short_16: M6M3IMEJUQ7AFB56 · pith_short_8: M6M3IMEJ

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/M6M3IMEJUQ7AFB566FPSNRFOXE \
  | 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: 6799b43089a43e0287bef15f26c4aeb938892782a3581511c9c99b9cef161692

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca1c4fd75facf8bc526dcae7e0dd638b2d55960e71bd6d6dae055600ec5daba8",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2010-04-11T17:17:19Z",
    "title_canon_sha256": "2f6f8d5c8ed9cb6b3e4103fd46a01d7c7875a9c0802bf719c6f61e6f511b5968"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1822",
    "kind": "arxiv",
    "version": 1
  }
}