Pith Number

pith:7WVM2JXL

pith:2021:7WVM2JXLXMRNQNF2QUTFWVKFPV

not attested not anchored not stored refs pending

Quantum algorithm for time-dependent Hamiltonian simulation by permutation expansion

Amir Kalev, Itay Hen, Yi-Hsiang Chen

arxiv:2103.15334 v2 · 2021-03-29 · 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{7WVM2JXLXMRNQNF2QUTFWVKFPV}

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.

Cited by

1 paper in Pith

SynBridge: Bridging Reaction States via Discrete Flow for Bidirectional Reaction Prediction

Receipt and verification

First computed	2026-07-05T03:14:12.645589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdaacd26ebbb22d834ba85265b55457d630cd1e64eed66ff5b72aa164d67d274

Aliases

arxiv: 2103.15334 · arxiv_version: 2103.15334v2 · doi: 10.48550/arxiv.2103.15334 · pith_short_12: 7WVM2JXLXMRN · pith_short_16: 7WVM2JXLXMRNQNF2 · pith_short_8: 7WVM2JXL

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/7WVM2JXLXMRNQNF2QUTFWVKFPV \
  | 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: fdaacd26ebbb22d834ba85265b55457d630cd1e64eed66ff5b72aa164d67d274

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d04430f445a24ab716f457445a6dc726a20a197ed0614300031d58bcd183c603",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-03-29T05:02:02Z",
    "title_canon_sha256": "39ad9ac73315f241e793d3304822413f872729dd92577eb9c0a19a7d5ce111d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.15334",
    "kind": "arxiv",
    "version": 2
  }
}