Pith Number

pith:UY7OOBGN

pith:2019:UY7OOBGNMOUBQJHBDB3JBWQ3BG

not attested not anchored not stored refs pending

Quantifying coherence with respect to general quantum measurements

Dagmar Bru{\ss}, Felix Bischof, Hermann Kampermann

arxiv:1907.08574 v1 · 2019-07-19 · 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{UY7OOBGNMOUBQJHBDB3JBWQ3BG}

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

Structure of Resource Theory of Block Coherence

Receipt and verification

First computed	2026-07-05T02:27:18.087405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a63ee704cd63a81824e1187690da1b09ac9d7815e090354f7b6692cfb3a8b2d5

Aliases

arxiv: 1907.08574 · arxiv_version: 1907.08574v1 · doi: 10.48550/arxiv.1907.08574 · pith_short_12: UY7OOBGNMOUB · pith_short_16: UY7OOBGNMOUBQJHB · pith_short_8: UY7OOBGN

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/UY7OOBGNMOUBQJHBDB3JBWQ3BG \
  | 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: a63ee704cd63a81824e1187690da1b09ac9d7815e090354f7b6692cfb3a8b2d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "732d3e15dcc6d9cddf4609e74f75ca3180ef55a91e0751b76720c9663f518215",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-07-19T16:54:41Z",
    "title_canon_sha256": "194f61d8e3cf9c456a04049051e7929412a20e5f9585ac5bd476e8cabda5992d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.08574",
    "kind": "arxiv",
    "version": 1
  }
}