Pith Number

pith:IX52JOZ3

pith:2021:IX52JOZ3LHZRQXFPP7YYUOHPD5

not attested not anchored not stored refs pending

Five Starter Pieces: Quantum Information Science via Semi-definite Programs

Sridhar Tayur, Vikesh Siddhu

arxiv:2112.08276 v3 · 2021-12-15 · quant-ph · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IX52JOZ3LHZRQXFPP7YYUOHPD5}

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

The Min-Rains Relative Entropy Is Not Tight for Exact PPT Entanglement Distillation

Receipt and verification

First computed	2026-07-05T05:08:03.104223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45fba4bb3b59f3185caf7ff18a38ef1f4f46e189ab4943f7167de780d3e122b9

Aliases

arxiv: 2112.08276 · arxiv_version: 2112.08276v3 · doi: 10.48550/arxiv.2112.08276 · pith_short_12: IX52JOZ3LHZR · pith_short_16: IX52JOZ3LHZRQXFP · pith_short_8: IX52JOZ3

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/IX52JOZ3LHZRQXFPP7YYUOHPD5 \
  | 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: 45fba4bb3b59f3185caf7ff18a38ef1f4f46e189ab4943f7167de780d3e122b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e84c2a2de4201347add9355ea3d44466c30b650789ed02c731fa0db47c87236",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-12-15T17:10:52Z",
    "title_canon_sha256": "7d6e35f89941f02f0a60ac30607cb0cb13c8a5e3b2c58e8ef491bc148733664a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.08276",
    "kind": "arxiv",
    "version": 3
  }
}