Pith Number

pith:7MOXVUSQ

pith:2019:7MOXVUSQ5X6TE5LF5P2IENX27C

not attested not anchored not stored refs pending

Some Results on Tighter Bayesian Lower Bounds on the Mean-Square Error

Carsten Fritsche, Eric Chaumette, Lucien Bacharach, Umut Orguner

arxiv:1907.09509 v1 · 2019-07-22 · cs.IT · eess.SP · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7MOXVUSQ5X6TE5LF5P2IENX27C}

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	2026-05-17T23:39:53.071728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb1d7ad250edfd327565ebf48236faf89c7888d45df92dfebab13a6e67586092

Aliases

arxiv: 1907.09509 · arxiv_version: 1907.09509v1 · doi: 10.48550/arxiv.1907.09509 · pith_short_12: 7MOXVUSQ5X6T · pith_short_16: 7MOXVUSQ5X6TE5LF · pith_short_8: 7MOXVUSQ

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/7MOXVUSQ5X6TE5LF5P2IENX27C \
  | 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: fb1d7ad250edfd327565ebf48236faf89c7888d45df92dfebab13a6e67586092

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59bfd77d24470ed5ed39e96dee76dbad326c15f93dcd45a91d2a3d3ac3f311de",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-07-22T18:14:39Z",
    "title_canon_sha256": "6afb86a88f466d03160b713f8dd3b3d25dfcc60da7096157adee42abced1b01f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09509",
    "kind": "arxiv",
    "version": 1
  }
}