Pith Number

pith:5WRDDSJ4

pith:2020:5WRDDSJ4SXKBX7SOVHMSTAK74P

not attested not anchored not stored refs pending

Noise-Aware Merging of High Dynamic Range Image Stacks without Camera Calibration

Fangcheng Zhong, Param Hanji, Rafal K. Mantiuk

arxiv:2009.07975 v1 · 2020-09-16 · eess.IV · 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{5WRDDSJ4SXKBX7SOVHMSTAK74P}

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	2026-07-05T01:36:00.049078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eda231c93c95d41bfe4ea9d929815fe3d17fb73256472445f4fb3c016a71a887

Aliases

arxiv: 2009.07975 · arxiv_version: 2009.07975v1 · doi: 10.48550/arxiv.2009.07975 · pith_short_12: 5WRDDSJ4SXKB · pith_short_16: 5WRDDSJ4SXKBX7SO · pith_short_8: 5WRDDSJ4

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/5WRDDSJ4SXKBX7SOVHMSTAK74P \
  | 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: eda231c93c95d41bfe4ea9d929815fe3d17fb73256472445f4fb3c016a71a887

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ebc27722ffb7c4906823504d397c8d2dc87a984723a66f4517740bc64143226",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-09-16T23:26:17Z",
    "title_canon_sha256": "22b0a9ef857a86d91e37e535b1bf922e9a9548f7fb882365a660b9fba9db0494"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.07975",
    "kind": "arxiv",
    "version": 1
  }
}