Pith Number

pith:BHFTGCI5

pith:2019:BHFTGCI5T7LQWD6QBRT2OWSV2T

not attested not anchored not stored refs pending

Weak Edge Identification Nets for Ocean Front Detection

Cui Xie, Guoqiang Zhong, Qingyang Li

arxiv:1909.07827 v1 · 2019-09-17 · 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{BHFTGCI5T7LQWD6QBRT2OWSV2T}

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	2026-07-05T00:05:18.177846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09cb33091d9fd70b0fd00c67a75a55d4f1a81aff10c4fc4837a8f7e8a09ec1e9

Aliases

arxiv: 1909.07827 · arxiv_version: 1909.07827v1 · doi: 10.48550/arxiv.1909.07827 · pith_short_12: BHFTGCI5T7LQ · pith_short_16: BHFTGCI5T7LQWD6Q · pith_short_8: BHFTGCI5

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/BHFTGCI5T7LQWD6QBRT2OWSV2T \
  | 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: 09cb33091d9fd70b0fd00c67a75a55d4f1a81aff10c4fc4837a8f7e8a09ec1e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57889b5403b197f5f907a6be3577155b415e5c83dc63bbd746702e43362900ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-09-17T14:10:45Z",
    "title_canon_sha256": "80b82f72b7b161427453f92606399f835bd3e713e0dd9d1c3698d6cf34dbbb49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.07827",
    "kind": "arxiv",
    "version": 1
  }
}