Pith Number

pith:MTRBRJEB

pith:2022:MTRBRJEB6LFM73VOFDPYS4HHWR

not attested not anchored not stored refs pending

Differentiable matrix product states for simulating variational quantum computational chemistry

Chu Guo, Honghui Shang, Yi Fan, Zhiqian Xu

arxiv:2211.07983 v4 · 2022-11-15 · 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{MTRBRJEB6LFM73VOFDPYS4HHWR}

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	2026-07-05T07:20:37.859013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64e218a481f2cacfeeae28df8970e7b44bc49de85f4a3436fa6741c273248a55

Aliases

arxiv: 2211.07983 · arxiv_version: 2211.07983v4 · doi: 10.48550/arxiv.2211.07983 · pith_short_12: MTRBRJEB6LFM · pith_short_16: MTRBRJEB6LFM73VO · pith_short_8: MTRBRJEB

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/MTRBRJEB6LFM73VOFDPYS4HHWR \
  | 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: 64e218a481f2cacfeeae28df8970e7b44bc49de85f4a3436fa6741c273248a55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e410ec4140d9f42462461b47413475fc3205b63f50f970c4752b24d53916c163",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-11-15T08:36:26Z",
    "title_canon_sha256": "bf6bf8b7d8489a5ce5301f47969f50caa3ae4c92d726a1694cbec87554c93139"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.07983",
    "kind": "arxiv",
    "version": 4
  }
}