Pith Number

pith:7UAGDT5C

pith:2012:7UAGDT5CM3TDOUW4EF5SNUANA5

not attested not anchored not stored refs pending

Hierarchies of multi-partite entanglement

Federico Levi, Florian Mintert

arxiv:1204.5322 v2 · 2012-04-24 · 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{7UAGDT5CM3TDOUW4EF5SNUANA5}

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	2026-05-18T03:26:32.550686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd0061cfa266e63752dc217b26d00d07529105fc2728e4425b10d5714efe7ae1

Aliases

arxiv: 1204.5322 · arxiv_version: 1204.5322v2 · doi: 10.48550/arxiv.1204.5322 · pith_short_12: 7UAGDT5CM3TD · pith_short_16: 7UAGDT5CM3TDOUW4 · pith_short_8: 7UAGDT5C

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/7UAGDT5CM3TDOUW4EF5SNUANA5 \
  | 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: fd0061cfa266e63752dc217b26d00d07529105fc2728e4425b10d5714efe7ae1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "956f0fadc8732bdc4ec7f5c75869d9cce8f5572c779dcef5b79dd4d44a7c950d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-04-24T10:03:02Z",
    "title_canon_sha256": "9fec6667afea2d5d02a2283dec9edc0fdaa25d6d9f9ab8391a5fe4f7da9b621e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5322",
    "kind": "arxiv",
    "version": 2
  }
}