Pith Number

pith:4TJQ7QZ7

pith:2019:4TJQ7QZ72LTUJHLJLS6AWUDLCW

not attested not anchored not stored refs pending

Context Mixing via Ground State Search

Kentaro Imafuku

arxiv:1903.04160 v2 · 2019-03-11 · 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{4TJQ7QZ72LTUJHLJLS6AWUDLCW}

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	2026-05-17T23:49:32.742238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4d30fc33fd2e7449d695cbc0b506b15b5feff5b2d5202f42155c22cd12bb83d

Aliases

arxiv: 1903.04160 · arxiv_version: 1903.04160v2 · doi: 10.48550/arxiv.1903.04160 · pith_short_12: 4TJQ7QZ72LTU · pith_short_16: 4TJQ7QZ72LTUJHLJ · pith_short_8: 4TJQ7QZ7

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/4TJQ7QZ72LTUJHLJLS6AWUDLCW \
  | 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: e4d30fc33fd2e7449d695cbc0b506b15b5feff5b2d5202f42155c22cd12bb83d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3efcca3dc8d0da336ef5a7f782ccc58c63f93a23eea5ca405d039b33f346f28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-03-11T08:04:03Z",
    "title_canon_sha256": "d3c231d9f7cc6192bde99e2ade955117179b5656757d5ee8f10250202fc9a8a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04160",
    "kind": "arxiv",
    "version": 2
  }
}