Pith Number

pith:DK3BIRG4

pith:2015:DK3BIRG4UPNSXHR2GQATDXBSQH

not attested not anchored not stored refs pending

Determining X-chains in graph states

Dagmar Bru{\ss}, Hermann Kampermann, Jun-Yi Wu

arxiv:1507.06082 v2 · 2015-07-22 · 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{DK3BIRG4UPNSXHR2GQATDXBSQH}

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	2026-05-18T01:23:03.663632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ab61444dca3db2b9e3a340131dc3281eadbb647b8672395170a8fb44f6322a3

Aliases

arxiv: 1507.06082 · arxiv_version: 1507.06082v2 · doi: 10.48550/arxiv.1507.06082 · pith_short_12: DK3BIRG4UPNS · pith_short_16: DK3BIRG4UPNSXHR2 · pith_short_8: DK3BIRG4

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/DK3BIRG4UPNSXHR2GQATDXBSQH \
  | 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: 1ab61444dca3db2b9e3a340131dc3281eadbb647b8672395170a8fb44f6322a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4de45acc2e1370152fe84e7ce2e8fbd903bd3915687aaf3a4417c781a331b6b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-07-22T07:29:59Z",
    "title_canon_sha256": "f07bb48e49367fec584db68cc6e6c666aa22bc2fa8a3ecf88c7400ed9c22b4a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.06082",
    "kind": "arxiv",
    "version": 2
  }
}