Pith Number

pith:7U6BN7R5

pith:2020:7U6BN7R54TCLVDMSUT5BQJE7K7

not attested not anchored not stored refs pending

Error mitigation via verified phase estimation

Jarrod R. McClean, Nicholas C. Rubin, Ryan Babbush, Sam McArdle, Sergio Boixo, Stefano Polla, Thomas E. O'Brien, William J. Huggins

arxiv:2010.02538 v1 · 2020-10-06 · 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{7U6BN7R54TCLVDMSUT5BQJE7K7}

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	2026-07-05T02:41:05.240947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd3c16fe3de4c4ba8d92a4fa18249f57c96238aa12d61ddaae938d48622d8d55

Aliases

arxiv: 2010.02538 · arxiv_version: 2010.02538v1 · doi: 10.48550/arxiv.2010.02538 · pith_short_12: 7U6BN7R54TCL · pith_short_16: 7U6BN7R54TCLVDMS · pith_short_8: 7U6BN7R5

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/7U6BN7R54TCLVDMSUT5BQJE7K7 \
  | 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: fd3c16fe3de4c4ba8d92a4fa18249f57c96238aa12d61ddaae938d48622d8d55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb6392ed40fe390f30aed5319c585423c69f5f77874f4f717edbef1f20780168",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-10-06T07:44:10Z",
    "title_canon_sha256": "73991af5ddcb3d2b024bc987a398e4faf921320e9fc16b1d6358338d002d1e8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.02538",
    "kind": "arxiv",
    "version": 1
  }
}