Pith Number

pith:ZPQLN5QF

pith:2018:ZPQLN5QF6NE6WU2PNTRKBKZLLU

not attested not anchored not stored refs pending

Detection of discrete spacetime by matter interferometry

Leonard Mlodinow, Todd A. Brun

arxiv:1802.03911 v1 · 2018-02-12 · 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{ZPQLN5QF6NE6WU2PNTRKBKZLLU}

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	2026-05-17T23:56:21.037405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbe0b6f605f349eb534f6ce2a0ab2b5d0a5a6db98dd2408021abf34a89e02dee

Aliases

arxiv: 1802.03911 · arxiv_version: 1802.03911v1 · doi: 10.48550/arxiv.1802.03911 · pith_short_12: ZPQLN5QF6NE6 · pith_short_16: ZPQLN5QF6NE6WU2P · pith_short_8: ZPQLN5QF

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/ZPQLN5QF6NE6WU2PNTRKBKZLLU \
  | 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: cbe0b6f605f349eb534f6ce2a0ab2b5d0a5a6db98dd2408021abf34a89e02dee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec77dae6976e47a2210e84e1a8ff2609f32de6cc118cf7424511419b5bcf1b38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-02-12T06:45:28Z",
    "title_canon_sha256": "d7406c31fac1a20c1c2db6a62cc45fd28cffeba2fb9b750ad4f00f43184664cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03911",
    "kind": "arxiv",
    "version": 1
  }
}