Pith Number

pith:55MAQLYS

pith:2013:55MAQLYS5LUK2X6OL5CEENQ33Q

not attested not anchored not stored refs pending

Length of separable states and symmetrical informationally complete (SIC) POVM

Lin Chen

arxiv:1302.0667 v1 · 2013-02-04 · 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{55MAQLYS5LUK2X6OL5CEENQ33Q}

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	2026-05-18T03:34:36.619291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef58082f12eae8ad5fce5f4442361bdc3f7341bf8e5b81e3acac8d3a979ed854

Aliases

arxiv: 1302.0667 · arxiv_version: 1302.0667v1 · doi: 10.48550/arxiv.1302.0667 · pith_short_12: 55MAQLYS5LUK · pith_short_16: 55MAQLYS5LUK2X6O · pith_short_8: 55MAQLYS

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/55MAQLYS5LUK2X6OL5CEENQ33Q \
  | 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: ef58082f12eae8ad5fce5f4442361bdc3f7341bf8e5b81e3acac8d3a979ed854

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96543be5a2845e9b76a981e7eb8b602657b05ae9919ee8df21efefc4c0d1feb9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-02-04T12:31:55Z",
    "title_canon_sha256": "a82dc004512fb8c4d663802d57f95be196b047bfad5151aa9e998aa1c9dc3554"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0667",
    "kind": "arxiv",
    "version": 1
  }
}