Pith Number

pith:VL7DPL3U

pith:2018:VL7DPL3UA3MW7X37A52VILY2RQ

not attested not anchored not stored refs pending

Learning Human Optical Flow

Anurag Ranjan, Javier Romero, Michael J. Black

arxiv:1806.05666 v2 · 2018-06-14 · 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{VL7DPL3UA3MW7X37A52VILY2RQ}

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	2026-05-18T00:10:10.033526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aafe37af7406d96fdf7f0775542f1a8c0086d38943e05be0c70c9770717a6dfa

Aliases

arxiv: 1806.05666 · arxiv_version: 1806.05666v2 · doi: 10.48550/arxiv.1806.05666 · pith_short_12: VL7DPL3UA3MW · pith_short_16: VL7DPL3UA3MW7X37 · pith_short_8: VL7DPL3U

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/VL7DPL3UA3MW7X37A52VILY2RQ \
  | 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: aafe37af7406d96fdf7f0775542f1a8c0086d38943e05be0c70c9770717a6dfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6ffc5163f39fcc8834f8b083557451e5adc752a4dc33b9d02be6b8d3fae62f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-06-14T17:50:36Z",
    "title_canon_sha256": "2281200dfd4c2a1f74d0fdfb3f3e6800c5fbfd00164ab0aa61b09289cc09814e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.05666",
    "kind": "arxiv",
    "version": 2
  }
}