Pith Number

pith:M6AVIDO2

pith:2021:M6AVIDO2VNTTZKWJWFTI7BXAWG

not attested not anchored not stored refs pending

Quantum algorithm for structure learning of Markov Random Fields

Liming Zhao, Patrick Rebentrost, Siyi Yang

arxiv:2109.01014 v1 · 2021-09-02 · quant-ph · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M6AVIDO2VNTTZKWJWFTI7BXAWG}

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	2026-07-05T03:11:49.479363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6781540ddaab673caac9b1668f86e0b1b91d2f9930170889ca5ffefe5541ca48

Aliases

arxiv: 2109.01014 · arxiv_version: 2109.01014v1 · doi: 10.48550/arxiv.2109.01014 · pith_short_12: M6AVIDO2VNTT · pith_short_16: M6AVIDO2VNTTZKWJ · pith_short_8: M6AVIDO2

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/M6AVIDO2VNTTZKWJWFTI7BXAWG \
  | 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: 6781540ddaab673caac9b1668f86e0b1b91d2f9930170889ca5ffefe5541ca48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da4f9046bc3f9aa771b793b27a322dd5a0adebba11a95b4113648ec0c8239215",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-09-02T15:22:38Z",
    "title_canon_sha256": "a54d91ec9a7f5d7ff9e1f12db2de1365f12e6ca6e8ab7c0c2f9b903527a22c7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.01014",
    "kind": "arxiv",
    "version": 1
  }
}