Pith Number

pith:J4W5AG5J

pith:2018:J4W5AG5JN246OD7VEYGNZC4L2R

not attested not anchored not stored refs pending

Discrete And Differentiable Entanglement Transformations

Barbara Kraus, David Sauerwein, Katharina Schwaiger

arxiv:1808.02819 v1 · 2018-08-08 · 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{J4W5AG5JN246OD7VEYGNZC4L2R}

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	2026-05-18T00:08:32.121151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f2dd01ba96eb9e70ff5260cdc8b8bd44744fdd7918eb2e01a639244afaf0d7c

Aliases

arxiv: 1808.02819 · arxiv_version: 1808.02819v1 · doi: 10.48550/arxiv.1808.02819 · pith_short_12: J4W5AG5JN246 · pith_short_16: J4W5AG5JN246OD7V · pith_short_8: J4W5AG5J

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/J4W5AG5JN246OD7VEYGNZC4L2R \
  | 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: 4f2dd01ba96eb9e70ff5260cdc8b8bd44744fdd7918eb2e01a639244afaf0d7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48647c16be7b0c24da6f83ea1c82f4d4825967a79105d64be29ea6d50e1b0040",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-08-08T15:20:14Z",
    "title_canon_sha256": "2cff85947a8f4f59a001323d17e817cf6ff3633891451d8b4bb09da2dd1cc1f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02819",
    "kind": "arxiv",
    "version": 1
  }
}