Pith Number

pith:AGWFWTCH

pith:2024:AGWFWTCHIFVSEIP2VQMPY53DDO

not attested not anchored not stored refs pending

Principal eigenstate classical shadows

Daniel Grier, Hakop Pashayan, Luke Schaeffer

arxiv:2405.13939 v1 · 2024-05-22 · 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{AGWFWTCHIFVSEIP2VQMPY53DDO}

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.

Cited by

1 paper in Pith

Quantum expectation value estimation by doubling the number of qubits

Receipt and verification

First computed	2026-07-05T08:41:03.135206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01ac5b4c47416b2221faac18fc77631b8b8653d3d8097c4ee89ece32e5f991bd

Aliases

arxiv: 2405.13939 · arxiv_version: 2405.13939v1 · doi: 10.48550/arxiv.2405.13939 · pith_short_12: AGWFWTCHIFVS · pith_short_16: AGWFWTCHIFVSEIP2 · pith_short_8: AGWFWTCH

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/AGWFWTCHIFVSEIP2VQMPY53DDO \
  | 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: 01ac5b4c47416b2221faac18fc77631b8b8653d3d8097c4ee89ece32e5f991bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "140389d0cb3c84996ec8d1566814466eae6d5448be0b87c4098f334f2374134b",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-05-22T19:13:05Z",
    "title_canon_sha256": "9c7e47ee35221b6deecc21480914f26789eb3aed5b57525e9af39322e593e9d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.13939",
    "kind": "arxiv",
    "version": 1
  }
}