Pith Number

pith:UULUXULH

pith:2019:UULUXULHF2VCDS4CTPSSZM365P

not attested not anchored not stored refs pending

Adaptive image processing: a bilevel structure learning approach for mixed-order total variation regularizers

Pan Liu

arxiv:1903.06911 v1 · 2019-03-16 · 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{UULUXULHF2VCDS4CTPSSZM365P}

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	2026-05-17T23:51:08.629854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5174bd1672eaa21cb829be52cb37eebe4fded5b7043f44c96168c943d4541b8

Aliases

arxiv: 1903.06911 · arxiv_version: 1903.06911v1 · doi: 10.48550/arxiv.1903.06911 · pith_short_12: UULUXULHF2VC · pith_short_16: UULUXULHF2VCDS4C · pith_short_8: UULUXULH

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/UULUXULHF2VCDS4CTPSSZM365P \
  | 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: a5174bd1672eaa21cb829be52cb37eebe4fded5b7043f44c96168c943d4541b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69e2f084997d36942cd9819530415de23cc28693e237fc59cad77794fdc49863",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-03-16T11:39:59Z",
    "title_canon_sha256": "65602ca94acee5b70c82251fc5a1c2e8116d3a00e8a3849afedbf8c9a0fbd70b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06911",
    "kind": "arxiv",
    "version": 1
  }
}