Pith Number

pith:6ECDV4VT

pith:2011:6ECDV4VTLIAROC3EUXALP7IQ6K

not attested not anchored not stored refs pending

A unified formulation of Gaussian vs. sparse stochastic processes - Part II: Discrete-domain theory

Arash Amini, Hagai Kirshner, Michael Unser, Pouya D. Tafti

arxiv:1108.6152 v2 · 2011-08-31 · cs.IT · math.IT · math.PR

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

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	2026-05-18T02:21:37.013792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1043af2b35a01170b64a5c0b7fd10f2aca1fd1659aa82d87b574325ab99072f

Aliases

arxiv: 1108.6152 · arxiv_version: 1108.6152v2 · doi: 10.48550/arxiv.1108.6152 · pith_short_12: 6ECDV4VTLIAR · pith_short_16: 6ECDV4VTLIAROC3E · pith_short_8: 6ECDV4VT

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/6ECDV4VTLIAROC3EUXALP7IQ6K \
  | 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: f1043af2b35a01170b64a5c0b7fd10f2aca1fd1659aa82d87b574325ab99072f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef5a507c60e701417c0f3be8273abeeab3aa772907c4dd434f299846a9703027",
    "cross_cats_sorted": [
      "math.IT",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-08-31T08:03:16Z",
    "title_canon_sha256": "424af48411feeef42d1b6e7bb21bbc6118343d315629e6cbb158361e3b333639"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.6152",
    "kind": "arxiv",
    "version": 2
  }
}