Pith Number

pith:UHFRXSJQ

pith:2020:UHFRXSJQL3EAVYZRR3TTLZF33X

not attested not anchored not stored refs pending

Operational quantification of continuous-variable quantum resources

Bartosz Regula, Giovanni Ferrari, Ludovico Lami, Ryuji Takagi

arxiv:2009.11302 v3 · 2020-09-23 · 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{UHFRXSJQL3EAVYZRR3TTLZF33X}

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	2026-07-05T02:24:24.458596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1cb1bc9305ec80ae3318ee735e4bbddc7a79c394ea1151420c30bdb00acaa0a

Aliases

arxiv: 2009.11302 · arxiv_version: 2009.11302v3 · doi: 10.48550/arxiv.2009.11302 · pith_short_12: UHFRXSJQL3EA · pith_short_16: UHFRXSJQL3EAVYZR · pith_short_8: UHFRXSJQ

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/UHFRXSJQL3EAVYZRR3TTLZF33X \
  | 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: a1cb1bc9305ec80ae3318ee735e4bbddc7a79c394ea1151420c30bdb00acaa0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2ba177ba575719feb253f78e91a2c36771f3ff8d74e1aaa8143cbcc132166a1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-09-23T18:00:03Z",
    "title_canon_sha256": "edd770876fbdf66a78a279af5811257add6cf9f8284a689541026311e62cadcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.11302",
    "kind": "arxiv",
    "version": 3
  }
}