Pith Number

pith:L4UWLKS6

pith:2021:L4UWLKS63TLZXFWSFLMUBWLWWK

not attested not anchored not stored refs pending

Hamiltonian-Driven Shadow Tomography of Quantum States

Hong-Ye Hu, Yi-Zhuang You

arxiv:2102.10132 v2 · 2021-02-19 · quant-ph · cs.IT · cs.LG · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L4UWLKS63TLZXFWSFLMUBWLWWK}

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	2026-07-05T03:52:49.482007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f2965aa5edcd79b96d22ad940d976b281139235241052441ac917938610ff55

Aliases

arxiv: 2102.10132 · arxiv_version: 2102.10132v2 · doi: 10.48550/arxiv.2102.10132 · pith_short_12: L4UWLKS63TLZ · pith_short_16: L4UWLKS63TLZXFWS · pith_short_8: L4UWLKS6

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/L4UWLKS63TLZXFWSFLMUBWLWWK \
  | 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: 5f2965aa5edcd79b96d22ad940d976b281139235241052441ac917938610ff55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36cab55ec003d5f7779e4d0660092bb84ebebadb16e58ac36ab320c10fa1da1b",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-02-19T19:30:18Z",
    "title_canon_sha256": "d7a575e84ea73c0943ccedc9741fa04a010b00b8dccbe1c7396d24abea6aa78c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.10132",
    "kind": "arxiv",
    "version": 2
  }
}