Pith Number

pith:ZG4CI5PH

pith:2010:ZG4CI5PHKG6SAPV5DSV3E7MV5C

not attested not anchored not stored refs pending

High efficiency tomographic reconstruction of quantum states by quantum nondemolition measurements

C. H. Oh, J. S. Huang, L. F. Wei

arxiv:1009.4252 v1 · 2010-09-22 · 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{ZG4CI5PHKG6SAPV5DSV3E7MV5C}

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	2026-05-18T02:05:18.900767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9b82475e751bd203ebd1cabb27d95e8a3a7f8c72de43c191b8a1f60e15a7cae

Aliases

arxiv: 1009.4252 · arxiv_version: 1009.4252v1 · doi: 10.48550/arxiv.1009.4252 · pith_short_12: ZG4CI5PHKG6S · pith_short_16: ZG4CI5PHKG6SAPV5 · pith_short_8: ZG4CI5PH

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/ZG4CI5PHKG6SAPV5DSV3E7MV5C \
  | 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: c9b82475e751bd203ebd1cabb27d95e8a3a7f8c72de43c191b8a1f60e15a7cae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0daed8a6e21205b52f53174c05ecdbebdf3ee17d186cf81a16378019b157f936",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-09-22T03:03:14Z",
    "title_canon_sha256": "ca9d0941d8c39fc65e47c6b3f1e0800290bde2bed08b01b172d2a2aeac23c13e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4252",
    "kind": "arxiv",
    "version": 1
  }
}