Pith Number

pith:6KMDFVWQ

pith:2017:6KMDFVWQGICE27XXERWXCVCLEM

not attested not anchored not stored refs pending

Uncertainty principle and geometry of the infinite Grassmann manifold

Esteban Andruchow, Gustavo Corach

arxiv:1701.03733 v1 · 2017-01-13 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6KMDFVWQGICE27XXERWXCVCLEM}

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	2026-05-18T00:52:54.024649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f29832d6d032044d7ef7246d71544b231ef3f28f27c5bab2cf0d4af3d8d6fca8

Aliases

arxiv: 1701.03733 · arxiv_version: 1701.03733v1 · doi: 10.48550/arxiv.1701.03733 · pith_short_12: 6KMDFVWQGICE · pith_short_16: 6KMDFVWQGICE27XX · pith_short_8: 6KMDFVWQ

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/6KMDFVWQGICE27XXERWXCVCLEM \
  | 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: f29832d6d032044d7ef7246d71544b231ef3f28f27c5bab2cf0d4af3d8d6fca8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c90bdf157d40e01dfcb124cc118aa85c4266998124dacb28662a7d7a842c630e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-01-13T17:11:16Z",
    "title_canon_sha256": "92b5fb5901fd7d698d18c87279cb89aead740b94351c05dff6a60145f257b372"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.03733",
    "kind": "arxiv",
    "version": 1
  }
}