Pith Number

pith:AHNNZJUP

pith:2013:AHNNZJUPDP63CFXGTELQZNUQDF

not attested not anchored not stored refs pending

Improved Bounds for Eigenpath Traversal

Guanglei Xu, Hao-Tien Chiang, Rolando D. Somma

arxiv:1311.7073 v1 · 2013-11-27 · 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{AHNNZJUPDP63CFXGTELQZNUQDF}

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	2026-05-18T02:55:27.381458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01dadca68f1bfdb116e699170cb690195d080d86ab57ef027de50fe00d010289

Aliases

arxiv: 1311.7073 · arxiv_version: 1311.7073v1 · doi: 10.48550/arxiv.1311.7073 · pith_short_12: AHNNZJUPDP63 · pith_short_16: AHNNZJUPDP63CFXG · pith_short_8: AHNNZJUP

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/AHNNZJUPDP63CFXGTELQZNUQDF \
  | 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: 01dadca68f1bfdb116e699170cb690195d080d86ab57ef027de50fe00d010289

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fa078f7f04e0f9d54e07bf9433bdfea18bd22138a95c0ed61a5ebf32f9c1abd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-11-27T19:04:00Z",
    "title_canon_sha256": "f8c6360e134efea402e64fa928804c7c235a204ba11a1dcd72e936611c197646"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.7073",
    "kind": "arxiv",
    "version": 1
  }
}