Pith Number

pith:PM3QLCAH

pith:2018:PM3QLCAH5DHACZMXIJOGEUGENL

not attested not anchored not stored refs pending

Layered Optical Flow Estimation Using a Deep Neural Network with a Soft Mask

Di Ma, Gady Agam, Lin Gan, Shanshan Jiang, Xi Zhang, Xu Ouyang

arxiv:1805.03596 v1 · 2018-05-09 · 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{PM3QLCAH5DHACZMXIJOGEUGENL}

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	2026-05-18T00:16:19.763682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b37058807e8ce016597425c6250c46af364462f24b0bf2c2725aa4290e40838

Aliases

arxiv: 1805.03596 · arxiv_version: 1805.03596v1 · doi: 10.48550/arxiv.1805.03596 · pith_short_12: PM3QLCAH5DHA · pith_short_16: PM3QLCAH5DHACZMX · pith_short_8: PM3QLCAH

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/PM3QLCAH5DHACZMXIJOGEUGENL \
  | 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: 7b37058807e8ce016597425c6250c46af364462f24b0bf2c2725aa4290e40838

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c3525ab718400842837e8d41b6d5e20080c5d3e902cc926b0d8815189f95886",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-05-09T15:45:48Z",
    "title_canon_sha256": "f048b9f54bdd34009c890317882c43d21e51c03ee36f2831f4851fce6724809a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03596",
    "kind": "arxiv",
    "version": 1
  }
}