Pith Number

pith:3MWBZKFB

pith:2017:3MWBZKFBH4PRSHY7YGQL5SMNG4

not attested not anchored not stored refs pending

Approximating the Permanent of a Random Matrix with Vanishing Mean

Lior Eldar, Saeed Mehraban

arxiv:1711.09457 v2 · 2017-11-26 · cs.DS · 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{3MWBZKFBH4PRSHY7YGQL5SMNG4}

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	2026-05-18T00:03:41.620589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db2c1ca8a13f1f191f1fc1a0bec98d372118d9e4b3c9b9e3786a85285b87ccd0

Aliases

arxiv: 1711.09457 · arxiv_version: 1711.09457v2 · doi: 10.48550/arxiv.1711.09457 · pith_short_12: 3MWBZKFBH4PR · pith_short_16: 3MWBZKFBH4PRSHY7 · pith_short_8: 3MWBZKFB

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/3MWBZKFBH4PRSHY7YGQL5SMNG4 \
  | 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: db2c1ca8a13f1f191f1fc1a0bec98d372118d9e4b3c9b9e3786a85285b87ccd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba868e48efa2280a6cb12798a9a36b924e3a608d652bf9510cd357dca1d1f4f5",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-11-26T20:55:35Z",
    "title_canon_sha256": "e082d8a6e042e7076782d3a88777ee2259b6988caa97775e4ff116abee5fbc52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.09457",
    "kind": "arxiv",
    "version": 2
  }
}