Pith Number

pith:RSYUSVWL

pith:2015:RSYUSVWLBDCGZM7EOE63RD5U5Z

not attested not anchored not stored refs pending

Deterministic Cramer-Rao bound for strictly non-circular sources and analytical analysis of the achievable gains

Florian Roemer, Giovanni Del Galdo, Jens Steinwandt, Martin Haardt

arxiv:1504.00203 v1 · 2015-04-01 · cs.IT · 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{RSYUSVWLBDCGZM7EOE63RD5U5Z}

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	2026-05-18T01:08:13.422235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cb14956cb08c46cb3e4713db88fb4ee4c509f71736a4c045b96c60748a59ad8

Aliases

arxiv: 1504.00203 · arxiv_version: 1504.00203v1 · doi: 10.48550/arxiv.1504.00203 · pith_short_12: RSYUSVWLBDCG · pith_short_16: RSYUSVWLBDCGZM7E · pith_short_8: RSYUSVWL

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/RSYUSVWLBDCGZM7EOE63RD5U5Z \
  | 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: 8cb14956cb08c46cb3e4713db88fb4ee4c509f71736a4c045b96c60748a59ad8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e52eb441a37d0e3388323345eb68290834789d94ab0db41977dcfb42080d34b9",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-04-01T12:41:25Z",
    "title_canon_sha256": "b18abacc1bc85fb0ed66bc3fd76d0feb1870bd2aa4b8962f49dbe037070fd72b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00203",
    "kind": "arxiv",
    "version": 1
  }
}