Pith Number

pith:P25BR67K

pith:2015:P25BR67KDGVLRD4SEA6SRIXOE3

not attested not anchored not stored refs pending

Recipes for stable linear embeddings from Hilbert spaces to R^m

Gilles Puy, Mike Davies, R\'emi Gribonval

arxiv:1509.06947 v2 · 2015-09-23 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P25BR67KDGVLRD4SEA6SRIXOE3}

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	2026-05-18T00:52:44.448113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7eba18fbea19aab88f92203d28a2ee26f32a0cd0de86e1440c73ebbca7759a38

Aliases

arxiv: 1509.06947 · arxiv_version: 1509.06947v2 · doi: 10.48550/arxiv.1509.06947 · pith_short_12: P25BR67KDGVL · pith_short_16: P25BR67KDGVLRD4S · pith_short_8: P25BR67K

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/P25BR67KDGVLRD4SEA6SRIXOE3 \
  | 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: 7eba18fbea19aab88f92203d28a2ee26f32a0cd0de86e1440c73ebbca7759a38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "effea1e0970498c542cd5aa755e601adb7a563495686829764a03a1572df25c7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-09-23T12:49:16Z",
    "title_canon_sha256": "c673e5e1b6c1d8a03832ed8c13b8c4fbff0004ae89e548d8c2a984ba2b505180"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.06947",
    "kind": "arxiv",
    "version": 2
  }
}