Pith Number

pith:EV35ZZBO

pith:2017:EV35ZZBO7SNOI5736P475GHZJP

not attested not anchored not stored refs pending

On anisotropic Sobolev spaces

Hoai-Minh Nguyen, Marco Squassina

arxiv:1710.00917 v1 · 2017-10-02 · 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{EV35ZZBO7SNOI5736P475GHZJP}

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	2026-05-18T00:33:47.499860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2577dce42efc9ae477fbf3f9fe98f94bde6e03f279beb5365af8471c9cd10f41

Aliases

arxiv: 1710.00917 · arxiv_version: 1710.00917v1 · doi: 10.48550/arxiv.1710.00917 · pith_short_12: EV35ZZBO7SNO · pith_short_16: EV35ZZBO7SNOI573 · pith_short_8: EV35ZZBO

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/EV35ZZBO7SNOI5736P475GHZJP \
  | 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: 2577dce42efc9ae477fbf3f9fe98f94bde6e03f279beb5365af8471c9cd10f41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3e628e4c2c356c637aa88e1e30629eb9ae9298a89bd78345d7f168b2adf80a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-10-02T21:29:47Z",
    "title_canon_sha256": "690603e909b5c6c2994da382aa4782a727a53cbf18c6421e6a28f8cc661f8fbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.00917",
    "kind": "arxiv",
    "version": 1
  }
}