Pith Number

pith:ORW4CTQG

pith:2019:ORW4CTQGZEVSER3FCB77HX3BXE

not attested not anchored not stored refs pending

Disorder-assisted graph coloring on quantum annealers

Andrzej Wi\k{e}ckowski, Bart{\l}omiej Gardas, Sebastian Deffner

arxiv:1903.07056 v1 · 2019-03-17 · 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{ORW4CTQGZEVSER3FCB77HX3BXE}

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	2026-07-05T00:24:26.033929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

746dc14e06c92b224765107ff3df61b92df672effcbe9c29fe7a856ac0dcbd8c

Aliases

arxiv: 1903.07056 · arxiv_version: 1903.07056v1 · doi: 10.48550/arxiv.1903.07056 · pith_short_12: ORW4CTQGZEVS · pith_short_16: ORW4CTQGZEVSER3F · pith_short_8: ORW4CTQG

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/ORW4CTQGZEVSER3FCB77HX3BXE \
  | 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: 746dc14e06c92b224765107ff3df61b92df672effcbe9c29fe7a856ac0dcbd8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f427fdb345a3a532cadded8b75140d30f195abd502631bd49455890d4a78ada3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-03-17T10:47:38Z",
    "title_canon_sha256": "dadfd7c654489ab007f47143ec1a4a51c7bfcdc0609cb5ae65fa185f5adadcd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07056",
    "kind": "arxiv",
    "version": 1
  }
}