Pith Number

pith:RKIQDZJ4

pith:2014:RKIQDZJ4Q23XKNEYQIBWIO3EQO

not attested not anchored not stored refs pending

Mixed quantum states in higher categories

Chris Heunen (University of Oxford), Jamie Vicary (National University of Singapore, Linde Wester (University of Oxford), University of Oxford)

arxiv:1405.1463 v2 · 2014-05-06 · quant-ph · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RKIQDZJ4Q23XKNEYQIBWIO3EQO}

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	2026-05-18T02:30:22.661670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a9101e53c86b77534988203643b648388109aeb59e3bf5ad09e867f5b94d919

Aliases

arxiv: 1405.1463 · arxiv_version: 1405.1463v2 · doi: 10.48550/arxiv.1405.1463 · pith_short_12: RKIQDZJ4Q23X · pith_short_16: RKIQDZJ4Q23XKNEY · pith_short_8: RKIQDZJ4

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/RKIQDZJ4Q23XKNEYQIBWIO3EQO \
  | 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: 8a9101e53c86b77534988203643b648388109aeb59e3bf5ad09e867f5b94d919

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd1c5390d2014ba25d2c0826ab6180a97b2208cf1c06c44a760116a920d06749",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-05-06T22:03:12Z",
    "title_canon_sha256": "cde69ccb5916cc39c92361f8c288fb4e6d3cccbb40db6ce3eeea2fb2dc371e93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1463",
    "kind": "arxiv",
    "version": 2
  }
}