Pith Number

pith:2QX2M2CI

pith:2016:2QX2M2CIUDPVXIQJBVIKBLCTC4

not attested not anchored not stored refs pending

Unsupervised Video Segmentation via Spatio-Temporally Nonlocal Appearance Learning

Kaihua Zhang, Qingshan Liu, Xuejun Li

arxiv:1612.08169 v1 · 2016-12-24 · 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{2QX2M2CIUDPVXIQJBVIKBLCTC4}

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	2026-05-18T00:54:04.366481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d42fa66848a0df5ba2090d50a0ac531720181a3ef4c76d80e9f40f9354b32053

Aliases

arxiv: 1612.08169 · arxiv_version: 1612.08169v1 · doi: 10.48550/arxiv.1612.08169 · pith_short_12: 2QX2M2CIUDPV · pith_short_16: 2QX2M2CIUDPVXIQJ · pith_short_8: 2QX2M2CI

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/2QX2M2CIUDPVXIQJBVIKBLCTC4 \
  | 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: d42fa66848a0df5ba2090d50a0ac531720181a3ef4c76d80e9f40f9354b32053

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f167fdbdd04d71392e009f7ac50e9bd111270653409a4807530c238f58b2e847",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-12-24T12:04:31Z",
    "title_canon_sha256": "f5053add9a032d99ab0a3f23124ad82d69b75ea2bf0b1ea590422ec498c192fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.08169",
    "kind": "arxiv",
    "version": 1
  }
}