Pith Number

pith:U64I73FT

pith:2021:U64I73FTGF62CBLESG7J37PATU

not attested not anchored not stored refs pending

Breakdown of the weak coupling limit in quantum annealing

Daniel A. Lidar, Hidetoshi Nishimori, Huo Chen, Ka-Wa Yip, Yuki Bando

arxiv:2111.07560 v2 · 2021-11-15 · 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{U64I73FTGF62CBLESG7J37PATU}

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	2026-07-05T04:26:20.960173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7b88fecb3317da1056491be9dfde09d34b1049c420f59c42c1ef12dbf1a155a

Aliases

arxiv: 2111.07560 · arxiv_version: 2111.07560v2 · doi: 10.48550/arxiv.2111.07560 · pith_short_12: U64I73FTGF62 · pith_short_16: U64I73FTGF62CBLE · pith_short_8: U64I73FT

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/U64I73FTGF62CBLESG7J37PATU \
  | 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: a7b88fecb3317da1056491be9dfde09d34b1049c420f59c42c1ef12dbf1a155a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b8565932da2e7c5af8677c30f19fe2ea5a5e2d869a5aabc5dce44d2193026c0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-11-15T07:12:39Z",
    "title_canon_sha256": "af96a59f290d60d64aec52464aca9acbe6be0aa928ac40c0d9aace900a097977"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.07560",
    "kind": "arxiv",
    "version": 2
  }
}