Pith Number

pith:GGQJJ5FF

pith:2015:GGQJJ5FFMAVQUFDDODPWDRHXEY

not attested not anchored not stored refs pending

Fisher information vs. signal-to-noise ratio for a split detector

George C. Knee, William J. Munro

arxiv:1509.03186 v1 · 2015-09-10 · physics.ins-det · physics.data-an · physics.optics · 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{GGQJJ5FFMAVQUFDDODPWDRHXEY}

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	2026-05-18T01:33:25.117224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31a094f4a5602b0a146370df61c4f72631c3c226802bb7bad1618ba2bbdb5be1

Aliases

arxiv: 1509.03186 · arxiv_version: 1509.03186v1 · doi: 10.48550/arxiv.1509.03186 · pith_short_12: GGQJJ5FFMAVQ · pith_short_16: GGQJJ5FFMAVQUFDD · pith_short_8: GGQJJ5FF

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/GGQJJ5FFMAVQUFDDODPWDRHXEY \
  | 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: 31a094f4a5602b0a146370df61c4f72631c3c226802bb7bad1618ba2bbdb5be1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8493759002c6cf6d68494799c7487f25caaef67d62830e23689d8c42893f6c8a",
    "cross_cats_sorted": [
      "physics.data-an",
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2015-09-10T15:13:19Z",
    "title_canon_sha256": "0e48470e91acea56685716367330696824f8abf640e76013e913ac92a9df6128"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03186",
    "kind": "arxiv",
    "version": 1
  }
}