Pith Number

pith:4ULZFDBA

pith:2018:4ULZFDBAUNXJ3LBPEU2KSOP6Q6

not attested not anchored not stored refs pending

Black Holes as Brains: Neural Networks with Area Law Entropy

Gia Dvali

arxiv:1801.03918 v1 · 2018-01-11 · hep-th · cond-mat.dis-nn · gr-qc · quant-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{4ULZFDBAUNXJ3LBPEU2KSOP6Q6}

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	2026-05-18T00:16:27.209337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e517928c20a36e9dac2f2534a939fe87a7f2b42d3f0986b2b3e1932d30d1e82b

Aliases

arxiv: 1801.03918 · arxiv_version: 1801.03918v1 · doi: 10.48550/arxiv.1801.03918 · pith_short_12: 4ULZFDBAUNXJ · pith_short_16: 4ULZFDBAUNXJ3LBP · pith_short_8: 4ULZFDBA

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/4ULZFDBAUNXJ3LBPEU2KSOP6Q6 \
  | 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: e517928c20a36e9dac2f2534a939fe87a7f2b42d3f0986b2b3e1932d30d1e82b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "160e2e38a5fbbc2d49ba48820fdd1a297b4af55a5329403e3de75b749d8c86a8",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "gr-qc",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-01-11T18:43:10Z",
    "title_canon_sha256": "307825aeff44c0aa3c9b1530f398fe073df61af06be3d454a8e40713ad718a7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03918",
    "kind": "arxiv",
    "version": 1
  }
}