Pith Number

pith:2Z3S7Z5F

pith:2018:2Z3S7Z5FAMDOD2BG5PZCNN3I3B

not attested not anchored not stored refs pending

Blind quantum computing can always be made verifiable

Tomoyuki Morimae

arxiv:1803.06624 v1 · 2018-03-18 · 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{2Z3S7Z5FAMDOD2BG5PZCNN3I3B}

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	2026-05-18T00:20:34.349352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6772fe7a50306e1e826ebf226b768d860c0b7e2c75034d3ee929b1b326bd6e1

Aliases

arxiv: 1803.06624 · arxiv_version: 1803.06624v1 · doi: 10.48550/arxiv.1803.06624 · pith_short_12: 2Z3S7Z5FAMDO · pith_short_16: 2Z3S7Z5FAMDOD2BG · pith_short_8: 2Z3S7Z5F

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/2Z3S7Z5FAMDOD2BG5PZCNN3I3B \
  | 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: d6772fe7a50306e1e826ebf226b768d860c0b7e2c75034d3ee929b1b326bd6e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6c14a20cf3d16afb3c16162a392d5cf06f98b22be828912de3c57405135176b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-03-18T07:58:46Z",
    "title_canon_sha256": "7b70182b6186db60cc7fb64174d1008647e7a1590ba486178005f60d4ba6e0e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06624",
    "kind": "arxiv",
    "version": 1
  }
}