Pith Number

pith:UANNFGYU

pith:2014:UANNFGYUJ2EG5T22ZOAJWDT5FK

not attested not anchored not stored refs pending

Anisotropy-based optimal filtering in linear discrete time invariant systems

Igor G. Vladimirov

arxiv:1412.3010 v1 · 2014-12-09 · cs.SY · math.OC · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UANNFGYUJ2EG5T22ZOAJWDT5FK}

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	2026-05-18T02:31:45.217092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a01ad29b144e886ecf5acb809b0e7d2a8a1b4dc1d52681df2b68d556ce53b2b2

Aliases

arxiv: 1412.3010 · arxiv_version: 1412.3010v1 · doi: 10.48550/arxiv.1412.3010 · pith_short_12: UANNFGYUJ2EG · pith_short_16: UANNFGYUJ2EG5T22 · pith_short_8: UANNFGYU

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/UANNFGYUJ2EG5T22ZOAJWDT5FK \
  | 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: a01ad29b144e886ecf5acb809b0e7d2a8a1b4dc1d52681df2b68d556ce53b2b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30475d69ad0469f3092bdd01e6f572f324c45a69db404f03c2c2fe0dae556aae",
    "cross_cats_sorted": [
      "math.OC",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2014-12-09T16:25:23Z",
    "title_canon_sha256": "cbeea8020dd0bbbb336a80e25523f99fe1ef4842ef53adec0b56ce2507da6e07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.3010",
    "kind": "arxiv",
    "version": 1
  }
}