Pith Number

pith:PRXVNC6F

pith:2012:PRXVNC6FEYKOTR243FDV56QNQW

not attested not anchored not stored refs pending

Systematic DFT Frames: Principle and Eigenvalues Structure

Fabrice Labeau, Mojtaba Vaezi

arxiv:1205.5004 v1 · 2012-05-22 · 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{PRXVNC6FEYKOTR243FDV56QNQW}

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	2026-05-18T03:55:03.110700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c6f568bc52614e9c75cd9475efa0d85baff4cf15a28122d199bc4de0f5a5093

Aliases

arxiv: 1205.5004 · arxiv_version: 1205.5004v1 · doi: 10.48550/arxiv.1205.5004 · pith_short_12: PRXVNC6FEYKO · pith_short_16: PRXVNC6FEYKOTR24 · pith_short_8: PRXVNC6F

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/PRXVNC6FEYKOTR243FDV56QNQW \
  | 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: 7c6f568bc52614e9c75cd9475efa0d85baff4cf15a28122d199bc4de0f5a5093

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d5715c000fdcdca10e8257356c3ae5b9543e0cc73c9ecf56f262e689a1a6d3f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-05-22T18:53:08Z",
    "title_canon_sha256": "b08886ccc6a825dab003548f1ef77849be775bd18a7a8e146cd8c3b64ca9ff99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5004",
    "kind": "arxiv",
    "version": 1
  }
}