Pith Number

pith:4SPFHZ3O

pith:2015:4SPFHZ3OS4JEEG27R6TR7MAKLD

not attested not anchored not stored refs pending

Quantum algorithms and the finite element method

Ashley Montanaro, Sam Pallister

arxiv:1512.05903 v2 · 2015-12-18 · 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{4SPFHZ3OS4JEEG27R6TR7MAKLD}

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

A shortcut to an optimal quantum linear system solver

Receipt and verification

First computed	2026-05-18T01:18:29.997114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e49e53e76e9712421b5f8fa71fb00a58f9089e8a96b1c9fd99414ecc212d07ba

Aliases

arxiv: 1512.05903 · arxiv_version: 1512.05903v2 · doi: 10.48550/arxiv.1512.05903 · pith_short_12: 4SPFHZ3OS4JE · pith_short_16: 4SPFHZ3OS4JEEG27 · pith_short_8: 4SPFHZ3O

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/4SPFHZ3OS4JEEG27R6TR7MAKLD \
  | 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: e49e53e76e9712421b5f8fa71fb00a58f9089e8a96b1c9fd99414ecc212d07ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4afdb39d79a4213c3d8642155671f9e8544c4353f8319fe8ec971c8d1e1fad3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-12-18T11:27:45Z",
    "title_canon_sha256": "11c9edcac1d9315e9a76b1ffd59b3a9337abf0fa0fd564c20a7505ad22203439"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.05903",
    "kind": "arxiv",
    "version": 2
  }
}