Pith Number

pith:4RLQDTIO

pith:2016:4RLQDTIOHEQ4BOIYCGLBDBBZNJ

not attested not anchored not stored refs pending

Direct calibration of click-counting detectors

Christine Silberhorn, Jan Sperling, Martin Bohmann, Regina Kruse, Werner Vogel

arxiv:1611.04779 v2 · 2016-11-15 · 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{4RLQDTIOHEQ4BOIYCGLBDBBZNJ}

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	2026-05-18T00:49:04.208166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e45701cd0e3921c0b91811961184396a7574e2d6ed379fb3fcc63a4f6807b8a5

Aliases

arxiv: 1611.04779 · arxiv_version: 1611.04779v2 · doi: 10.48550/arxiv.1611.04779 · pith_short_12: 4RLQDTIOHEQ4 · pith_short_16: 4RLQDTIOHEQ4BOIY · pith_short_8: 4RLQDTIO

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/4RLQDTIOHEQ4BOIYCGLBDBBZNJ \
  | 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: e45701cd0e3921c0b91811961184396a7574e2d6ed379fb3fcc63a4f6807b8a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ad92579fd6a0cdb8cfbfed2763be8a910d38e5e6282eb746265c3e78ec135cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-11-15T10:35:22Z",
    "title_canon_sha256": "f9c32a25c1b65e1b45d168efa9dbc9cd570ef29dc1f6368135f54ce1a1727294"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.04779",
    "kind": "arxiv",
    "version": 2
  }
}