Pith Number

pith:5IYM2S6G

pith:2018:5IYM2S6GJHH7GOSL6FQBG4IUKS

not attested not anchored not stored refs pending

Uncertainty principle on 3-dimensional manifolds of constant curvature

Thomas Sch\"urmann

arxiv:1804.02551 v1 · 2018-04-07 · quant-ph · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5IYM2S6GJHH7GOSL6FQBG4IUKS}

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	2026-05-18T00:14:33.862753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea30cd4bc649cff33a4bf16013711454ac1c02ea2ee678051615e57224ddb1ff

Aliases

arxiv: 1804.02551 · arxiv_version: 1804.02551v1 · doi: 10.48550/arxiv.1804.02551 · pith_short_12: 5IYM2S6GJHH7 · pith_short_16: 5IYM2S6GJHH7GOSL · pith_short_8: 5IYM2S6G

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/5IYM2S6GJHH7GOSL6FQBG4IUKS \
  | 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: ea30cd4bc649cff33a4bf16013711454ac1c02ea2ee678051615e57224ddb1ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "771c1203ce86b92ddd0e527efaab330aee69162b685db0f0095e3061fcbfc4c0",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-07T12:26:53Z",
    "title_canon_sha256": "d9b8f7b0c6b9a13ba7fee974abe5d1f7f158d9fa454c9a8e8383e96ed3d0200c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02551",
    "kind": "arxiv",
    "version": 1
  }
}