Pith Number

pith:VAWUVTS5

pith:2009:VAWUVTS5UD72JLMH4TJYIKTRJL

not attested not anchored not stored refs pending

Quantum System Identification by Bayesian Analysis of Noisy Data: Beyond Hamiltonian Tomography

D. K. L. Oi, S. G. Schirmer

arxiv:0911.1367 v1 · 2009-11-06 · 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{VAWUVTS5UD72JLMH4TJYIKTRJL}

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	2026-05-18T02:57:34.131140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a82d4ace5da0ffa4ad87e4d3842a714ae07278ec5c89d3408974112874955b11

Aliases

arxiv: 0911.1367 · arxiv_version: 0911.1367v1 · doi: 10.48550/arxiv.0911.1367 · pith_short_12: VAWUVTS5UD72 · pith_short_16: VAWUVTS5UD72JLMH · pith_short_8: VAWUVTS5

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/VAWUVTS5UD72JLMH4TJYIKTRJL \
  | 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: a82d4ace5da0ffa4ad87e4d3842a714ae07278ec5c89d3408974112874955b11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00c9761fe8b769ba7eb90dcf1b5fd4daacf43cf2e7b0e455b7fd359a8bc13069",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-11-06T22:08:27Z",
    "title_canon_sha256": "5ca20bef879da2f87cf70ada28f7f7c3fe49d0b684ce58168ccb6cc907439ea3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1367",
    "kind": "arxiv",
    "version": 1
  }
}