Pith Number

pith:UGHWTWN6

pith:2013:UGHWTWN6PHZM3TOVTT5EMWE2RF

not attested not anchored not stored refs pending

Unextendible maximally entangled bases and mutually unbiased bases

Bin Chen, Shao-Ming Fei

arxiv:1309.3356 v1 · 2013-09-13 · 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{UGHWTWN6PHZM3TOVTT5EMWE2RF}

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	2026-05-18T03:13:22.852361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a18f69d9be79f2cdcdd59cfa46589a8954f612a5b457e6d42785cf62204dcf4c

Aliases

arxiv: 1309.3356 · arxiv_version: 1309.3356v1 · doi: 10.48550/arxiv.1309.3356 · pith_short_12: UGHWTWN6PHZM · pith_short_16: UGHWTWN6PHZM3TOV · pith_short_8: UGHWTWN6

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/UGHWTWN6PHZM3TOVTT5EMWE2RF \
  | 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: a18f69d9be79f2cdcdd59cfa46589a8954f612a5b457e6d42785cf62204dcf4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d38da5919e114d5d3c01fa151242e3406451b5ccde980632a5e107ed7d6bd46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-09-13T03:35:54Z",
    "title_canon_sha256": "dfff11e37c70f35720e3f9a129927833ca710ead508c696f471f2062609a911b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3356",
    "kind": "arxiv",
    "version": 1
  }
}