Pith Number

pith:A3U5SELZ

pith:2010:A3U5SELZUOER3W6ZPFHMLLOTJK

not attested not anchored not stored refs pending

Efficient tomography of quantum processes

Franco Nori, J.-Z. Hu, Xiang-Bin Wang, Z.-W. Yu

arxiv:1010.0472 v1 · 2010-10-04 · 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{A3U5SELZUOER3W6ZPFHMLLOTJK}

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	2026-05-18T04:39:58.358406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06e9d91179a3891ddbd9794ec5add34aa64a4d85f1468e8bcfc8ae22310eb74f

Aliases

arxiv: 1010.0472 · arxiv_version: 1010.0472v1 · doi: 10.48550/arxiv.1010.0472 · pith_short_12: A3U5SELZUOER · pith_short_16: A3U5SELZUOER3W6Z · pith_short_8: A3U5SELZ

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/A3U5SELZUOER3W6ZPFHMLLOTJK \
  | 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: 06e9d91179a3891ddbd9794ec5add34aa64a4d85f1468e8bcfc8ae22310eb74f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b071955cce434e5132966b39e1520c1e03134d0a13cff34b0f7b3cc420fcd5b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-10-04T04:13:51Z",
    "title_canon_sha256": "ba2ab65165f32690d27934511d333536bc32f2ea81012702c87b388a02100ae6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.0472",
    "kind": "arxiv",
    "version": 1
  }
}