Pith Number

pith:YTC7G65M

pith:2021:YTC7G65MQ6CLIRVMN6LVI4GN5S

not attested not anchored not stored refs pending

Spirit Distillation: Precise Real-time Semantic Segmentation of Road Scenes with Insufficient Data

Chupeng Cui, Hong Qi, Xinhui Xue, Yu Jiang, Zhiyuan Wu, Zongmin Yang

arxiv:2103.13733 v2 · 2021-03-25 · cs.CV · cs.AI · 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{YTC7G65MQ6CLIRVMN6LVI4GN5S}

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	2026-07-05T02:32:49.459359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4c5f37bac8784b446ac6f975470cdecb5a839317d7d27a5190cd6690a4003ae

Aliases

arxiv: 2103.13733 · arxiv_version: 2103.13733v2 · doi: 10.48550/arxiv.2103.13733 · pith_short_12: YTC7G65MQ6CL · pith_short_16: YTC7G65MQ6CLIRVM · pith_short_8: YTC7G65M

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/YTC7G65MQ6CLIRVMN6LVI4GN5S \
  | 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: c4c5f37bac8784b446ac6f975470cdecb5a839317d7d27a5190cd6690a4003ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "617c3294db5a9eb57d60cb2c51ed0605653231cf466cd6c4006cadebd83f2e39",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-25T10:23:30Z",
    "title_canon_sha256": "489fdeac6783dfb2931ab44122ad004cd458adda9c6e49c9133c9bbf783b7547"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.13733",
    "kind": "arxiv",
    "version": 2
  }
}