Pith Number

pith:OSH3KQ7J

pith:2025:OSH3KQ7JBKLHNBW4Y7XQYJOFZL

not attested not anchored not stored refs pending

Improving shadow estimation with locally-optimal dual frames

Daniel Cavalcanti, Hetta Vappula, Joonas Malmi, Keijo Korhonen, Stefano Mangini

arxiv:2511.02555 v2 · 2025-11-04 · 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{OSH3KQ7JBKLHNBW4Y7XQYJOFZL}

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.

Cited by

1 paper in Pith

Combining non-parametric quantum states and MERA tensor networks for ground-state optimization

Receipt and verification

First computed	2026-06-19T16:11:16.069589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

748fb543e90a967686dcc7ef0c25c5caf1703cb203922beadac67c7db88581b6

Aliases

arxiv: 2511.02555 · arxiv_version: 2511.02555v2 · doi: 10.48550/arxiv.2511.02555 · pith_short_12: OSH3KQ7JBKLH · pith_short_16: OSH3KQ7JBKLHNBW4 · pith_short_8: OSH3KQ7J

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/OSH3KQ7JBKLHNBW4Y7XQYJOFZL \
  | 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: 748fb543e90a967686dcc7ef0c25c5caf1703cb203922beadac67c7db88581b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87fcddba142500214b444b1a7151db9e4c25993a0e5b28ead90f7431bb484f85",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-11-04T13:11:38Z",
    "title_canon_sha256": "4aa81b1d64c3c5d81db0bcc8381364553c9911a3bea4b5e70885c6e1a432fbe5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.02555",
    "kind": "arxiv",
    "version": 2
  }
}