Pith Number

pith:SUANPDX3

pith:2011:SUANPDX3MA2ILMNXEPHP5R6IK3

not attested not anchored not stored refs pending

An Efficient Algorithm for Optimizing Adaptive Quantum Metrology Processes

Alexander Hentschel, Barry C. Sanders

arxiv:1104.3844 v1 · 2011-04-19 · 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{SUANPDX3MA2ILMNXEPHP5R6IK3}

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	2026-05-18T02:22:02.077337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9500d78efb603485b1b723cefec7c856d6a0661d34f015b0ca7f7bb379dee34b

Aliases

arxiv: 1104.3844 · arxiv_version: 1104.3844v1 · doi: 10.48550/arxiv.1104.3844 · pith_short_12: SUANPDX3MA2I · pith_short_16: SUANPDX3MA2ILMNX · pith_short_8: SUANPDX3

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/SUANPDX3MA2ILMNXEPHP5R6IK3 \
  | 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: 9500d78efb603485b1b723cefec7c856d6a0661d34f015b0ca7f7bb379dee34b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "864738cf708903abff1ac61e98cea72956382456370174c96fffcbc494c7af1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-04-19T19:29:05Z",
    "title_canon_sha256": "e223a3b79ab4f271a47579d044bda082ccff37d274b7451464ddc7b8d7dbac70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3844",
    "kind": "arxiv",
    "version": 1
  }
}