Pith Number

pith:MNC6BRLV

pith:2012:MNC6BRLVGW6IG3FOB4LYJHNBSH

not attested not anchored not stored refs pending

State tomography via weak measurements

Shengjun Wu

arxiv:1212.3655 v2 · 2012-12-15 · 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{MNC6BRLVGW6IG3FOB4LYJHNBSH}

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	2026-05-18T03:34:47.904283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6345e0c57535bc836cae0f17849da191c328e5f29c7bdf1c0176f1fa6e51a119

Aliases

arxiv: 1212.3655 · arxiv_version: 1212.3655v2 · doi: 10.48550/arxiv.1212.3655 · pith_short_12: MNC6BRLVGW6I · pith_short_16: MNC6BRLVGW6IG3FO · pith_short_8: MNC6BRLV

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/MNC6BRLVGW6IG3FOB4LYJHNBSH \
  | 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: 6345e0c57535bc836cae0f17849da191c328e5f29c7bdf1c0176f1fa6e51a119

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2809a83a5f4152b3fc1bf1d62cc2d988e560858f73646a3db241b36b18713a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-12-15T04:24:39Z",
    "title_canon_sha256": "27091ccd9ac233c6b6c9baa513a4e820266ab9ee451fcc5dc5630289b1f04294"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3655",
    "kind": "arxiv",
    "version": 2
  }
}