Pith Number

pith:J3OVODD2

pith:2019:J3OVODD2LYW3XYHM6EWTMSZPZL

not attested not anchored not stored refs pending

Eelgrass beds and oyster farming at a lagoon before and after the Great East Japan Earthquake 2011: potential to apply deep learning at a coastal area

Takehisa Yamakita

arxiv:1909.02747 v1 · 2019-09-06 · eess.IV · cs.CV · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J3OVODD2LYW3XYHM6EWTMSZPZL}

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	2026-06-09T01:04:36.984757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4edd570c7a5e2dbbe0ecf12d364b2fcafcd0d45d251051f0cde18ea7270852ab

Aliases

arxiv: 1909.02747 · arxiv_version: 1909.02747v1 · doi: 10.48550/arxiv.1909.02747 · pith_short_12: J3OVODD2LYW3 · pith_short_16: J3OVODD2LYW3XYHM · pith_short_8: J3OVODD2

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/J3OVODD2LYW3XYHM6EWTMSZPZL \
  | 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: 4edd570c7a5e2dbbe0ecf12d364b2fcafcd0d45d251051f0cde18ea7270852ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5449a778de4994324e12a62cc68be7b3b98c43c40451596a4847b89a15934459",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-09-06T07:34:58Z",
    "title_canon_sha256": "0dfadb85be6e1b669e8e57c5393b5b80da9e1d2f5e4af407ced4cc662448cbae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.02747",
    "kind": "arxiv",
    "version": 1
  }
}