Pith Number

pith:C76IR3AI

pith:2016:C76IR3AIEGTIIP4DFKQBCDFICI

not attested not anchored not stored refs pending

On a Parabolic-Hyperbolic Filter for Multicolor Image Noise Reduction

Michael Pokojovy, Valerii Maltsev

arxiv:1605.01465 v1 · 2016-05-05 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C76IR3AIEGTIIP4DFKQBCDFICI}

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	2026-05-18T01:15:33.625770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17fc88ec0821a6843f832aa0110ca812050fce13cb7d855f8933ba6a870df557

Aliases

arxiv: 1605.01465 · arxiv_version: 1605.01465v1 · doi: 10.48550/arxiv.1605.01465 · pith_short_12: C76IR3AIEGTI · pith_short_16: C76IR3AIEGTIIP4D · pith_short_8: C76IR3AI

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/C76IR3AIEGTIIP4DFKQBCDFICI \
  | 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: 17fc88ec0821a6843f832aa0110ca812050fce13cb7d855f8933ba6a870df557

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63a5c537768ee6d7accfc1b4b57c8ccd68a1a0c44363b043c8ce709ea8fff1bc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-05-05T01:16:52Z",
    "title_canon_sha256": "d64a3c46107da1b59f0acef973fa39d805a359400da5c22bbd5e7a67a962cdb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.01465",
    "kind": "arxiv",
    "version": 1
  }
}