Pith Number

pith:HKKD6XF2

pith:2021:HKKD6XF2A2UUETNTFOYQGODPXG

not attested not anchored not stored refs pending

Interpolation by Different Types of Quantum Channels Using Conic Programs

Arnab Roy, Saikat Patra

arxiv:2104.07254 v3 · 2021-04-15 · quant-ph · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HKKD6XF2A2UUETNTFOYQGODPXG}

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	2026-07-05T06:54:34.572434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a943f5cba06a9424db32bb103386fb9a13f4769efe452b745be5fa5d9052f42

Aliases

arxiv: 2104.07254 · arxiv_version: 2104.07254v3 · doi: 10.48550/arxiv.2104.07254 · pith_short_12: HKKD6XF2A2UU · pith_short_16: HKKD6XF2A2UUETNT · pith_short_8: HKKD6XF2

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/HKKD6XF2A2UUETNTFOYQGODPXG \
  | 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: 3a943f5cba06a9424db32bb103386fb9a13f4769efe452b745be5fa5d9052f42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38767bca81c3a9e0c031ac938741260b03da903e97665fe5ca22228333b2b7c6",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-04-15T05:59:28Z",
    "title_canon_sha256": "e73a0afeccf8243a1cbbc0fe70980314dea842c377faba9a1246924d1369b650"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.07254",
    "kind": "arxiv",
    "version": 3
  }
}