Pith Number

pith:AEAII2E4

pith:2017:AEAII2E4SB4RZJ45YHDR6ADKWV

not attested not anchored not stored refs pending

3D seismic data denoising using two-dimensional sparse coding scheme

Feng Qian, Guangmin Hu, Jingbo Chang, Ming-Jun Su, Xiao-Yang Liu

arxiv:1704.04429 v1 · 2017-04-08 · cs.CV · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AEAII2E4SB4RZJ45YHDR6ADKWV}

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	2026-05-18T00:46:21.699888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

010084689c90791ca79dc1c71f006ab55f1066b73739ed5489302d0c0b78071e

Aliases

arxiv: 1704.04429 · arxiv_version: 1704.04429v1 · doi: 10.48550/arxiv.1704.04429 · pith_short_12: AEAII2E4SB4R · pith_short_16: AEAII2E4SB4RZJ45 · pith_short_8: AEAII2E4

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/AEAII2E4SB4RZJ45YHDR6ADKWV \
  | 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: 010084689c90791ca79dc1c71f006ab55f1066b73739ed5489302d0c0b78071e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7df6e4baf26b54413eae06d1099b99eb87b0c31daf01be0bfcc93693ab74f2e",
    "cross_cats_sorted": [
      "cs.CE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-04-08T06:13:00Z",
    "title_canon_sha256": "f7f94303f3115ed1673315940dc0cd7ed38ee89df0eeda0fb313aeb51c304606"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04429",
    "kind": "arxiv",
    "version": 1
  }
}