Pith Number

pith:X4LYRMUB

pith:2018:X4LYRMUB24PJGKDJJCMWPQALDL

not attested not anchored not stored refs pending

Homological analysis of multi-qubit entanglement

Alessandra Di Pierro, Laleh Memarzadeh, Riccardo Mengoni, Stefano Mancini

arxiv:1802.04572 v3 · 2018-02-13 · quant-ph · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X4LYRMUB24PJGKDJJCMWPQALDL}

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	2026-05-18T00:04:59.495406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf1788b281d71e932869489967c00b1afad00298111a73e62e838fcf875b4370

Aliases

arxiv: 1802.04572 · arxiv_version: 1802.04572v3 · doi: 10.48550/arxiv.1802.04572 · pith_short_12: X4LYRMUB24PJ · pith_short_16: X4LYRMUB24PJGKDJ · pith_short_8: X4LYRMUB

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/X4LYRMUB24PJGKDJJCMWPQALDL \
  | 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: bf1788b281d71e932869489967c00b1afad00298111a73e62e838fcf875b4370

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8d2ceb5296ee11dc1db4c7d9ce8d377849d20067ceffb43048fc45bcc799b03",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-02-13T11:35:32Z",
    "title_canon_sha256": "ba902850a3ac9977aa3b470fd6a94fd724b19b850ea3d9f268fd879bc67778b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04572",
    "kind": "arxiv",
    "version": 3
  }
}