Pith Number

pith:TXRWUBDQ

pith:2014:TXRWUBDQRMOUWY6ILRK3BT4RBH

not attested not anchored not stored refs pending

Insights into analysis operator learning: From patch-based sparse models to higher-order MRFs

Ren\'e Ranftl, Thomas Pock, Yunjin Chen

arxiv:1401.2804 v1 · 2014-01-13 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TXRWUBDQRMOUWY6ILRK3BT4RBH}

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	2026-05-18T03:02:31.996366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9de36a04708b1d4b63c85c55b0cf9109dc9a6cdd43d2e0e0810bea35f1f2f003

Aliases

arxiv: 1401.2804 · arxiv_version: 1401.2804v1 · doi: 10.48550/arxiv.1401.2804 · pith_short_12: TXRWUBDQRMOU · pith_short_16: TXRWUBDQRMOUWY6I · pith_short_8: TXRWUBDQ

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/TXRWUBDQRMOUWY6ILRK3BT4RBH \
  | 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: 9de36a04708b1d4b63c85c55b0cf9109dc9a6cdd43d2e0e0810bea35f1f2f003

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe48620bbd51028d47174cf34a9dad7380c916442cb3caee8cabadd8c190ad03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-01-13T12:10:19Z",
    "title_canon_sha256": "e233cbcc57e2622fa81575f375ee51e3b5571d8cf6506271374ed9327cb7be49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2804",
    "kind": "arxiv",
    "version": 1
  }
}