Pith Number

pith:7VF2YA6B

pith:2020:7VF2YA6BJFY5VVX2LHNHWC6YBE

not attested not anchored not stored refs pending

Improving Semantic Segmentation via Self-Training

Alexander Smola, Chongruo Wu, Hang Zhang, Mu Li, R. Manmatha, Tong He, Yi Zhu, Zhi Zhang, Zhongyue Zhang

arxiv:2004.14960 v2 · 2020-04-30 · 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{7VF2YA6BJFY5VVX2LHNHWC6YBE}

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	2026-07-05T01:00:51.208044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd4bac03c14971dad6fa59da7b0bd80920a3425ba212805061c92902ac329179

Aliases

arxiv: 2004.14960 · arxiv_version: 2004.14960v2 · doi: 10.48550/arxiv.2004.14960 · pith_short_12: 7VF2YA6BJFY5 · pith_short_16: 7VF2YA6BJFY5VVX2 · pith_short_8: 7VF2YA6B

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/7VF2YA6BJFY5VVX2LHNHWC6YBE \
  | 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: fd4bac03c14971dad6fa59da7b0bd80920a3425ba212805061c92902ac329179

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5752b578c52cd6a1ab67dcc86564f70db08db7839c660b05611a0dca5c1c145c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-04-30T17:09:17Z",
    "title_canon_sha256": "161f58aa70f00619ff8f91b8e427bddfc88d6b413d559073fb7b420c63f70c2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.14960",
    "kind": "arxiv",
    "version": 2
  }
}