Pith Number

pith:AG35C4KB

pith:2019:AG35C4KBQTFYRCSSCAPKB5TNO5

not attested not anchored not stored refs pending

Distance transform regression for spatially-aware deep semantic segmentation

Alexandre Boulch, Bertrand Le Saux, Nicolas Audebert (OBELIX), S\'ebastien Lef\`evre (OBELIX)

arxiv:1909.01671 v1 · 2019-09-04 · cs.NE · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AG35C4KBQTFYRCSSCAPKB5TNO5}

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	2026-07-05T00:02:18.792224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01b7d1714184cb888a52101ea0f66d775f2f36b06f8575b1ebc5c2009d550bf2

Aliases

arxiv: 1909.01671 · arxiv_version: 1909.01671v1 · doi: 10.48550/arxiv.1909.01671 · pith_short_12: AG35C4KBQTFY · pith_short_16: AG35C4KBQTFYRCSS · pith_short_8: AG35C4KB

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/AG35C4KBQTFYRCSSCAPKB5TNO5 \
  | 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: 01b7d1714184cb888a52101ea0f66d775f2f36b06f8575b1ebc5c2009d550bf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16edcf47de9f36abc29f92691c84edb59d0c4485bb7e7c80b6ab16ebeed15a81",
    "cross_cats_sorted": [
      "cs.CV",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2019-09-04T10:05:08Z",
    "title_canon_sha256": "8c73e4a9b64f8515b32920cfcfe8082a2a9f34c9ef4dce7cdff704b67e69805c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01671",
    "kind": "arxiv",
    "version": 1
  }
}