Pith Number

pith:GX7BMELJ

pith:2015:GX7BMELJSRIZGFUVI4CE6W73I4

not attested not anchored not stored refs pending

Dense v.s. Sparse: A Comparative Study of Sampling Analysis in Scene Classification of High-Resolution Remote Sensing Imagery

Fan Hu, Gui-Song Xia, Jingwen Hu, Liangpei Zhang

arxiv:1502.01097 v2 · 2015-02-04 · 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{GX7BMELJSRIZGFUVI4CE6W73I4}

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	2026-05-18T01:36:03.761566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35fe161169945193169547044f5bfb4733f0f7e0e38b2e5090c8bea5dde26c9e

Aliases

arxiv: 1502.01097 · arxiv_version: 1502.01097v2 · doi: 10.48550/arxiv.1502.01097 · pith_short_12: GX7BMELJSRIZ · pith_short_16: GX7BMELJSRIZGFUV · pith_short_8: GX7BMELJ

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/GX7BMELJSRIZGFUVI4CE6W73I4 \
  | 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: 35fe161169945193169547044f5bfb4733f0f7e0e38b2e5090c8bea5dde26c9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "247d2cff2bc0f553d59605606ffea892d96960a6de1ebb779f31964d3e8d81b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-02-04T05:34:31Z",
    "title_canon_sha256": "be32b1885ab629df9bac0d5fbe40e97958ac302cbf1eb1828448ae93271bfa38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01097",
    "kind": "arxiv",
    "version": 2
  }
}