Pith Number

pith:A75J25UB

pith:2019:A75J25UBSZGWLMWUL75KQX373C

not attested not anchored not stored refs pending

Every Frame Counts: Joint Learning of Video Segmentation and Optical Flow

Bolei Zhou, Jianping Shi, Mingyu Ding, Ping Luo, Zhe Wang, Zhiwu Lu

arxiv:1911.12739 v1 · 2019-11-28 · cs.CV · cs.LG · eess.IV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A75J25UBSZGWLMWUL75KQX373C}

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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	2026-07-05T00:22:48.681723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07fa9d7681964d65b2d45ffaa85f7fd8861fb37d47a7e6e2b961607b945a9da8

Aliases

arxiv: 1911.12739 · arxiv_version: 1911.12739v1 · doi: 10.48550/arxiv.1911.12739 · pith_short_12: A75J25UBSZGW · pith_short_16: A75J25UBSZGWLMWU · pith_short_8: A75J25UB

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/A75J25UBSZGWLMWUL75KQX373C \
  | 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: 07fa9d7681964d65b2d45ffaa85f7fd8861fb37d47a7e6e2b961607b945a9da8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b8fa8435cd6817415ff1b3524c3cb182dcacf415fee3ffb343c7c239c7f08b3",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-11-28T15:01:35Z",
    "title_canon_sha256": "ee9fae4fe678c451323b12c6dbdf405f9d3e463acb49833d6cc0acd8d4801031"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.12739",
    "kind": "arxiv",
    "version": 1
  }
}