Pith Number

pith:3FBUAFZ7

pith:2019:3FBUAFZ7MOQNOQSKQDZCYVL4DJ

not attested not anchored not stored refs pending

Discriminative Online Learning for Fast Video Object Segmentation

Andreas Robinson, Fahad Shahbaz Khan, Felix J\"aremo Lawin, Martin Danelljan, Michael Felsberg

arxiv:1904.08630 v1 · 2019-04-18 · 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{3FBUAFZ7MOQNOQSKQDZCYVL4DJ}

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	2026-05-17T23:48:13.623217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d94340173f63a0d7424a80f22c557c1a67a796df4a887472c107098b3c48aab9

Aliases

arxiv: 1904.08630 · arxiv_version: 1904.08630v1 · doi: 10.48550/arxiv.1904.08630 · pith_short_12: 3FBUAFZ7MOQN · pith_short_16: 3FBUAFZ7MOQNOQSK · pith_short_8: 3FBUAFZ7

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/3FBUAFZ7MOQNOQSKQDZCYVL4DJ \
  | 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: d94340173f63a0d7424a80f22c557c1a67a796df4a887472c107098b3c48aab9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efbe2d190e4bfc2be22c92f0a879783da925f2ff1f0204202941c7186e28ad5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-18T08:11:07Z",
    "title_canon_sha256": "ef48818cd9685e6807a1a96a2edc4749b15a054febf12976d16fa36cf7a84887"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08630",
    "kind": "arxiv",
    "version": 1
  }
}