Pith Number

pith:KDN4QFGL

pith:2018:KDN4QFGLA33LZY3ET5MLE3OMCZ

not attested not anchored not stored refs pending

Quantum from principles without assuming definite causal structure

Ding Jia

arxiv:1808.00898 v1 · 2018-08-01 · 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{KDN4QFGLA33LZY3ET5MLE3OMCZ}

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	2026-05-18T00:04:48.097003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50dbc814cb06f6bce3649f58b26dcc166850a31c8752bc2f4289a19126066716

Aliases

arxiv: 1808.00898 · arxiv_version: 1808.00898v1 · doi: 10.48550/arxiv.1808.00898 · pith_short_12: KDN4QFGLA33L · pith_short_16: KDN4QFGLA33LZY3E · pith_short_8: KDN4QFGL

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/KDN4QFGLA33LZY3ET5MLE3OMCZ \
  | 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: 50dbc814cb06f6bce3649f58b26dcc166850a31c8752bc2f4289a19126066716

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "193b2105867f8d59564d07abe5a5f2e7daf62434bc7828f2ce0e7ea7068a104e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-08-01T01:50:27Z",
    "title_canon_sha256": "059a8fac313f317543d11a3333afe98c363e6d48cd400dfeb37a5eef22ed7c49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00898",
    "kind": "arxiv",
    "version": 1
  }
}