Pith Number

pith:F6VH4S6A

pith:2016:F6VH4S6AJE7BGWFYX3GDZOF22F

not attested not anchored not stored refs pending

Behavior of the maximum likelihood in quantum state tomography

Robin Blume-Kohout, Travis L Scholten

arxiv:1609.04385 v3 · 2016-09-14 · 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{F6VH4S6AJE7BGWFYX3GDZOF22F}

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	2026-05-18T00:15:38.066004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2faa7e4bc0493e1358b8becc3cb8bad176d37d4c7406016827eeadef4a104bd9

Aliases

arxiv: 1609.04385 · arxiv_version: 1609.04385v3 · doi: 10.48550/arxiv.1609.04385 · pith_short_12: F6VH4S6AJE7B · pith_short_16: F6VH4S6AJE7BGWFY · pith_short_8: F6VH4S6A

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/F6VH4S6AJE7BGWFYX3GDZOF22F \
  | 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: 2faa7e4bc0493e1358b8becc3cb8bad176d37d4c7406016827eeadef4a104bd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a4d7ec134d86134e881d7cd6a50e21378403aa49df90807bf8e61b9ede00162",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-09-14T19:31:55Z",
    "title_canon_sha256": "4a2ad3e49d4d5009103946321a30540f12ea4b3bac1b9e59c965a3d342700c34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04385",
    "kind": "arxiv",
    "version": 3
  }
}