Pith Number

pith:Y6SVCN5E

pith:2014:Y6SVCN5EOVBCYQVWMJIBK7WBLT

not attested not anchored not stored refs pending

Fast-forward scaling in a finite-dimensional Hilbert space

Kazutaka Takahashi

arxiv:1403.4140 v2 · 2014-03-17 · 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{Y6SVCN5EOVBCYQVWMJIBK7WBLT}

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	2026-05-18T02:53:28.503382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7a55137a475422c42b66250157ec15cf9f977fa80fc4083cdba7b0421a08002

Aliases

arxiv: 1403.4140 · arxiv_version: 1403.4140v2 · doi: 10.48550/arxiv.1403.4140 · pith_short_12: Y6SVCN5EOVBC · pith_short_16: Y6SVCN5EOVBCYQVW · pith_short_8: Y6SVCN5E

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/Y6SVCN5EOVBCYQVWMJIBK7WBLT \
  | 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: c7a55137a475422c42b66250157ec15cf9f977fa80fc4083cdba7b0421a08002

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51e35a1a1260db1ff36b9bfccd45654bb7c978fb90e22081e4d8b057828a33ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-03-17T15:53:18Z",
    "title_canon_sha256": "20e569d4df78e0fe816232d0b14db7a1f5f5434ef478d01ede039c817e027c61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.4140",
    "kind": "arxiv",
    "version": 2
  }
}