Pith Number

pith:M2EZYXRH

pith:2020:M2EZYXRHN6OJKNIO6VZXGUNNSU

not attested not anchored not stored refs pending

Sky Optimization: Semantically aware image processing of skies in low-light photography

Elad Eban, Huizhong Chen, Jonathan T. Barron, Longqi Cai, Orly Liba, Yael Pritch, Yair Movshovitz-Attias, Yun-Ta Tsai

arxiv:2006.10172 v1 · 2020-06-15 · cs.CV · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M2EZYXRHN6OJKNIO6VZXGUNNSU}

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	2026-07-05T01:11:15.500960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66899c5e276f9c95350ef5737351ad950e2a3979d9c9cc87ed957d41b5087164

Aliases

arxiv: 2006.10172 · arxiv_version: 2006.10172v1 · doi: 10.48550/arxiv.2006.10172 · pith_short_12: M2EZYXRHN6OJ · pith_short_16: M2EZYXRHN6OJKNIO · pith_short_8: M2EZYXRH

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/M2EZYXRHN6OJKNIO6VZXGUNNSU \
  | 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: 66899c5e276f9c95350ef5737351ad950e2a3979d9c9cc87ed957d41b5087164

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baa9882a9033802b1d1e8648ffbeee294ffe853d2c4da014479680126789f764",
    "cross_cats_sorted": [
      "cs.GR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-06-15T20:19:12Z",
    "title_canon_sha256": "7ce3d4ae44d48562cd89cefb72595c59e0acc291c4a28fdb627d4a4f549c81d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.10172",
    "kind": "arxiv",
    "version": 1
  }
}