Pith Number

pith:J4EE6TCQ

pith:2017:J4EE6TCQCYWOSTPRBYNBDYD4WN

not attested not anchored not stored refs pending

Classification of Drury-Arveson-type Hilbert modules associated with certain directed graphs

Deepak Kumar Pradhan, Sameer Chavan, Shailesh Trivedi

arxiv:1709.02922 v1 · 2017-09-09 · 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{J4EE6TCQCYWOSTPRBYNBDYD4WN}

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	2026-05-18T00:35:40.091060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f084f4c50162ce94df10e1a11e07cb37aff5d197ce6e3f5f703f7d2cae6914e

Aliases

arxiv: 1709.02922 · arxiv_version: 1709.02922v1 · doi: 10.48550/arxiv.1709.02922 · pith_short_12: J4EE6TCQCYWO · pith_short_16: J4EE6TCQCYWOSTPR · pith_short_8: J4EE6TCQ

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/J4EE6TCQCYWOSTPRBYNBDYD4WN \
  | 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: 4f084f4c50162ce94df10e1a11e07cb37aff5d197ce6e3f5f703f7d2cae6914e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0debd79f9e68e5b2ab1d74a0502a3df22826d7a915bc5989d4372eed68c8fcd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-09-09T06:56:41Z",
    "title_canon_sha256": "86342085ff8ecfeee8b445231182c8b7c37067df2f4d4a2766b0c611b51c0599"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02922",
    "kind": "arxiv",
    "version": 1
  }
}