Pith Number

pith:VP26YYZD

pith:2007:VP26YYZDTNQNQJ7NXCIX4TLPE5

not attested not anchored not stored refs pending

Globally controlled fault tolerant quantum computation

J. Fitzsimons, J. Twamley

arxiv:0707.1119 v1 · 2007-07-08 · 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{VP26YYZDTNQNQJ7NXCIX4TLPE5}

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	2026-07-04T15:02:40.641498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abf5ec63239b60d827edb8917e4d6f274bedf67e6c7882e6e92ef81bb9860fec

Aliases

arxiv: 0707.1119 · arxiv_version: 0707.1119v1 · doi: 10.48550/arxiv.0707.1119 · pith_short_12: VP26YYZDTNQN · pith_short_16: VP26YYZDTNQNQJ7N · pith_short_8: VP26YYZD

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/VP26YYZDTNQNQJ7NXCIX4TLPE5 \
  | 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: abf5ec63239b60d827edb8917e4d6f274bedf67e6c7882e6e92ef81bb9860fec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa972c53d31e5741703d8084f14fb7f0a57540cd5cdfb6ac0c2dc5afe61eb93e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2007-07-08T07:41:56Z",
    "title_canon_sha256": "6b72a7985dccb13e8f6f04028dffb93a2b0d547f51c292818a9674f5ed2495a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.1119",
    "kind": "arxiv",
    "version": 1
  }
}