Pith Number

pith:EYSSSUB5

pith:2016:EYSSSUB5E27ZXVQGJMH4CK2R3U

not attested not anchored not stored refs pending

Quantum State Reduction

Dorje C. Brody, Lane P. Hughston

arxiv:1611.02664 v2 · 2016-11-08 · quant-ph · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EYSSSUB5E27ZXVQGJMH4CK2R3U}

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	2026-05-18T00:53:47.604111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

262529503d26bf9bd6064b0fc12b51dd1303dc0d411c14ce10ce0ee7909ebd6f

Aliases

arxiv: 1611.02664 · arxiv_version: 1611.02664v2 · doi: 10.48550/arxiv.1611.02664 · pith_short_12: EYSSSUB5E27Z · pith_short_16: EYSSSUB5E27ZXVQG · pith_short_8: EYSSSUB5

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/EYSSSUB5E27ZXVQGJMH4CK2R3U \
  | 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: 262529503d26bf9bd6064b0fc12b51dd1303dc0d411c14ce10ce0ee7909ebd6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "773aa9bb9cbea7286a3dfc883f99f25ed4ab52f8774f739993db27722ba538a8",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-11-08T19:29:23Z",
    "title_canon_sha256": "45c53504b497c58ab337eaaa8219ebf71fdd9abe2a42b31b168f207381d55d56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02664",
    "kind": "arxiv",
    "version": 2
  }
}