Pith Number

pith:A3KIAP37

pith:2025:A3KIAP37IVV6QWNYXGTCD6S4MZ

not attested not anchored not stored refs pending

A Real-Time Event-Based Normal Flow Estimator

Cornelia Ferm\"uller, Dehao Yuan

arxiv:2504.19417 v1 · 2025-04-28 · 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{A3KIAP37IVV6QWNYXGTCD6S4MZ}

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.

Cited by

1 paper in Pith

Motion Segmentation and Egomotion Estimation from Event-Based Normal Flow

Receipt and verification

First computed	2026-07-05T10:54:56.901661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06d4803f7f456be859b8b9a621fa5c6666d1a8da4a2308dc8e8e878d8073e6a3

Aliases

arxiv: 2504.19417 · arxiv_version: 2504.19417v1 · doi: 10.48550/arxiv.2504.19417 · pith_short_12: A3KIAP37IVV6 · pith_short_16: A3KIAP37IVV6QWNY · pith_short_8: A3KIAP37

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/A3KIAP37IVV6QWNYXGTCD6S4MZ \
  | 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: 06d4803f7f456be859b8b9a621fa5c6666d1a8da4a2308dc8e8e878d8073e6a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "672ded9ab5049bbe3f4f7e6d8537afae1cd3a9131fa821fe004efebaf1ef382c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-28T02:06:07Z",
    "title_canon_sha256": "feedb886c2a8cc8b536edbe95ab39ac8e889562de8528647bea2ba509a9c77c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.19417",
    "kind": "arxiv",
    "version": 1
  }
}