Pith Number

pith:SKDSZUQV

pith:2014:SKDSZUQV76LXZCLHC66SXULOKO

not attested not anchored not stored refs pending

Image enhancement using the mean dynamic range maximization with logarithmic operations

Vasile Patrascu

arxiv:1412.6092 v1 · 2014-12-18 · 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{SKDSZUQV76LXZCLHC66SXULOKO}

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	2026-05-18T02:30:54.447113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92872cd215ff977c896717bd2bd16e53a08e52c1b7a585bf2b76b08b5dc4290e

Aliases

arxiv: 1412.6092 · arxiv_version: 1412.6092v1 · doi: 10.48550/arxiv.1412.6092 · pith_short_12: SKDSZUQV76LX · pith_short_16: SKDSZUQV76LXZCLH · pith_short_8: SKDSZUQV

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/SKDSZUQV76LXZCLHC66SXULOKO \
  | 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: 92872cd215ff977c896717bd2bd16e53a08e52c1b7a585bf2b76b08b5dc4290e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cd46aa89be89a335067d0029620f3641a1409f2fd4c098012bbe89e25c2fdde",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-12-18T10:19:02Z",
    "title_canon_sha256": "90063998bc2f62e2148dc5e64977cd3673db8e7f1ce591d66eb262bf82b6daf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.6092",
    "kind": "arxiv",
    "version": 1
  }
}