Pith Number

pith:QFOB6KOF

pith:2018:QFOB6KOFMZNYJXFBMO5PWILHOT

not attested not anchored not stored refs pending

Measuring distances in Hilbert space by many-particle interference

Karel Lemr, Karol Bartkiewicz, Vojt\v{e}ch Tr\'avn\'i\v{c}ek

arxiv:1812.07406 v2 · 2018-12-17 · 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{QFOB6KOFMZNYJXFBMO5PWILHOT}

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	2026-05-17T23:49:39.991656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

815c1f29c5665b84dca163bafb216774cde9a14683a45be00c52bfd263a89edc

Aliases

arxiv: 1812.07406 · arxiv_version: 1812.07406v2 · doi: 10.48550/arxiv.1812.07406 · pith_short_12: QFOB6KOFMZNY · pith_short_16: QFOB6KOFMZNYJXFB · pith_short_8: QFOB6KOF

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/QFOB6KOFMZNYJXFBMO5PWILHOT \
  | 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: 815c1f29c5665b84dca163bafb216774cde9a14683a45be00c52bfd263a89edc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "785be117da43398a06745605c43553e7c44854b91c7d7de2524093a9aece5df9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-12-17T14:27:39Z",
    "title_canon_sha256": "cb877f9ad5a2df892c3058bdbabc697c44014676ac3a9da8656f56802ab5203f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.07406",
    "kind": "arxiv",
    "version": 2
  }
}