Pith Number

pith:IEOM27QA

pith:2018:IEOM27QAON6ISMDKOK2FIRFSDP

not attested not anchored not stored refs pending

PDNet: Semantic Segmentation integrated with a Primal-Dual Network for Document binarization

Anders Brun, Filip Malmberg, Kalyan Ram Ayyalasomayajula

arxiv:1801.08694 v3 · 2018-01-26 · stat.ML · 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{IEOM27QAON6ISMDKOK2FIRFSDP}

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	2026-05-18T00:15:46.671873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

411ccd7e00737c89306a72b45444b21bfd952542e97a7029879d0d6e1a10630d

Aliases

arxiv: 1801.08694 · arxiv_version: 1801.08694v3 · doi: 10.48550/arxiv.1801.08694 · pith_short_12: IEOM27QAON6I · pith_short_16: IEOM27QAON6ISMDK · pith_short_8: IEOM27QA

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/IEOM27QAON6ISMDKOK2FIRFSDP \
  | 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: 411ccd7e00737c89306a72b45444b21bfd952542e97a7029879d0d6e1a10630d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59656b212e60e8f661c77c06e11349715ebd864b4cecad11f8a09b6ed2ca0c70",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-01-26T07:07:07Z",
    "title_canon_sha256": "265fcd0b2cd6544f873bd2fd5cb3d0bbc6970af5439c71fadc54671a148d6e09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.08694",
    "kind": "arxiv",
    "version": 3
  }
}