Pith Number

pith:E5GIWWUS

pith:2017:E5GIWWUSFUSE6PYHDUXRIV2LIU

not attested not anchored not stored refs pending

Implementation of quantum state tomography for time-bin qudits

Hiroki Takesue, Takuya Ikuta

arxiv:1702.03635 v1 · 2017-02-13 · 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{E5GIWWUSFUSE6PYHDUXRIV2LIU}

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	2026-05-18T00:50:53.311160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

274c8b5a922d244f3f071d2f14574b450d4774058dcf4933884823fca0de4582

Aliases

arxiv: 1702.03635 · arxiv_version: 1702.03635v1 · doi: 10.48550/arxiv.1702.03635 · pith_short_12: E5GIWWUSFUSE · pith_short_16: E5GIWWUSFUSE6PYH · pith_short_8: E5GIWWUS

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/E5GIWWUSFUSE6PYHDUXRIV2LIU \
  | 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: 274c8b5a922d244f3f071d2f14574b450d4774058dcf4933884823fca0de4582

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1eb4a4a6c83b5c4fefb05f3e62a25b99908de2791a36570f2465e4c022caf39c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-02-13T05:25:16Z",
    "title_canon_sha256": "5832e3b5e51f860bd3543d3d0d269ddfc6fac3639be9c218acb229d70ddb1cd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03635",
    "kind": "arxiv",
    "version": 1
  }
}