Pith Number

pith:2B4SWBSX

pith:2012:2B4SWBSX4XHEHDXEFFSZKUY4IY

not attested not anchored not stored refs pending

Introduction to Quantum Algorithms for Physics and Chemistry

Al\'an Aspuru-Guzik, David G. Tempel, James D. Whitfield, Man-Hong Yung, Sergio Boixo

arxiv:1203.1331 v1 · 2012-03-06 · quant-ph · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2B4SWBSX4XHEHDXEFFSZKUY4IY}

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	2026-05-18T02:54:14.505749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0792b0657e5ce438ee4296595531c46325c8ab9c92de65358b7b7a21924fee6

Aliases

arxiv: 1203.1331 · arxiv_version: 1203.1331v1 · doi: 10.48550/arxiv.1203.1331 · pith_short_12: 2B4SWBSX4XHE · pith_short_16: 2B4SWBSX4XHEHDXE · pith_short_8: 2B4SWBSX

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/2B4SWBSX4XHEHDXEFFSZKUY4IY \
  | 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: d0792b0657e5ce438ee4296595531c46325c8ab9c92de65358b7b7a21924fee6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f606522a126fa607a9e136b79b6d544f7c8c11641890b2671e30a62e0f3e813b",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-03-06T21:08:37Z",
    "title_canon_sha256": "e9e5553b6677d7aad98d6b99fe42f99d96003d8ebdfc6b2ae5d5205a8f627e63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1331",
    "kind": "arxiv",
    "version": 1
  }
}