Pith Number

pith:RSAAGUDX

pith:2026:RSAAGUDX7PXEH2GHUGMBBV57OZ

not attested not anchored not stored refs pending

An efficient algorithm for approximate shadow Hamiltonian simulation

Abhijit Chakraborty, Bharath Sambasivam, Edwin Barnes, Hunter Nelson, Karunya Shirali, Mafalda Ram\^oa, Sophia E. Economou

arxiv:2607.11882 v1 · 2026-07-13 · 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{RSAAGUDX7PXEH2GHUGMBBV57OZ}

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	2026-07-14T02:22:37.869899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c80035077fbee43e8c7a19810d7bf76565031633ed650ccee6388901fe8eb14

Aliases

arxiv: 2607.11882 · arxiv_version: 2607.11882v1 · doi: 10.48550/arxiv.2607.11882 · pith_short_12: RSAAGUDX7PXE · pith_short_16: RSAAGUDX7PXEH2GH · pith_short_8: RSAAGUDX

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/RSAAGUDX7PXEH2GHUGMBBV57OZ \
  | 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: 8c80035077fbee43e8c7a19810d7bf76565031633ed650ccee6388901fe8eb14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2421a9a3fddaf529eb0a14c663b308f7064aafc9a5d60da9417812da7b282ee",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-13T17:58:38Z",
    "title_canon_sha256": "cd69d7c788979b0e66206d303d9a8a1287ec94d49b804693abb48f879b3ae013"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.11882",
    "kind": "arxiv",
    "version": 1
  }
}