Pith Number

pith:2WBDOAZR

pith:1999:2WBDOAZRY474ATP7XBP26RMGNR

not attested not anchored not stored refs pending

Motional Squashed States

David Vitali, Paolo Tombesi, Stefano Mancini

arxiv:quant-ph/9911069 v1 · 1999-11-15 · 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{2WBDOAZRY474ATP7XBP26RMGNR}

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	2026-07-04T16:16:27.192543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d582370331c73fc04dffb85faf45866c6d51130a6d11393e44a4cbf5fa6d9568

Aliases

arxiv: quant-ph/9911069 · arxiv_version: quant-ph/9911069v1 · doi: 10.48550/arxiv.quant-ph/9911069 · pith_short_12: 2WBDOAZRY474 · pith_short_16: 2WBDOAZRY474ATP7 · pith_short_8: 2WBDOAZR

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/2WBDOAZRY474ATP7XBP26RMGNR \
  | 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: d582370331c73fc04dffb85faf45866c6d51130a6d11393e44a4cbf5fa6d9568

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b1e8835cf0cd5ea451fc51892a24dad6451d583a8e5016497c8f9759b9e6b63",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1999-11-15T14:13:29Z",
    "title_canon_sha256": "7660cd7c70e198fa9b005a67a7ac5b8d785fc13f1cf3562366cdd6daf459197d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9911069",
    "kind": "arxiv",
    "version": 1
  }
}