Pith Number

pith:ORFCBFP4

pith:2021:ORFCBFP4FTESGPAHJZHOBFJLA4

not attested not anchored not stored refs pending

Context-self contrastive pretraining for crop type semantic segmentation

Michail Tarasiou, Riza Alp Guler, Stefanos Zafeiriou

arxiv:2104.04310 v3 · 2021-04-09 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ORFCBFP4FTESGPAHJZHOBFJLA4}

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	2026-07-05T07:40:47.796500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

744a2095fc2cc9233c074e4ee0952b0735aae89f3408226d991063373e08795b

Aliases

arxiv: 2104.04310 · arxiv_version: 2104.04310v3 · doi: 10.48550/arxiv.2104.04310 · pith_short_12: ORFCBFP4FTES · pith_short_16: ORFCBFP4FTESGPAH · pith_short_8: ORFCBFP4

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/ORFCBFP4FTESGPAHJZHOBFJLA4 \
  | 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: 744a2095fc2cc9233c074e4ee0952b0735aae89f3408226d991063373e08795b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d50013fc9f7726a8c21984b6dd6566043e70802b756c880d150aca7a6e12a51a",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-09T11:29:44Z",
    "title_canon_sha256": "eebd6bec532c254598c1b3e49b25d25354a799263d1dc034e3a873cba99d7790"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.04310",
    "kind": "arxiv",
    "version": 3
  }
}