Pith Number

pith:NFL2S5TS

pith:2022:NFL2S5TSHADQVRHMBX2OIDM7LB

not attested not anchored not stored refs pending

Self-Supervised Human Activity Recognition with Localized Time-Frequency Contrastive Representation Learning

Ali Etemad, Michael Rainbow, Setareh Rahimi Taghanaki

arxiv:2209.00990 v1 · 2022-08-26 · eess.SP · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NFL2S5TSHADQVRHMBX2OIDM7LB}

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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.

Cited by

1 paper in Pith

Task-Oriented Low-Label Semantic Communication With Self-Supervised Learning

Receipt and verification

First computed	2026-07-05T09:26:16.410148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6957a9767238070ac4ec0df4e40d9f58612bf7c04b82216dd1039858fc2e7218

Aliases

arxiv: 2209.00990 · arxiv_version: 2209.00990v1 · doi: 10.48550/arxiv.2209.00990 · pith_short_12: NFL2S5TSHADQ · pith_short_16: NFL2S5TSHADQVRHM · pith_short_8: NFL2S5TS

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/NFL2S5TSHADQVRHMBX2OIDM7LB \
  | 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: 6957a9767238070ac4ec0df4e40d9f58612bf7c04b82216dd1039858fc2e7218

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3ad0835a69432ccd30f715098a25b02188d20eb54f6b2fbbe6f5ba8fc319318",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2022-08-26T22:47:18Z",
    "title_canon_sha256": "5ccdd021211b4ac5e60b5d33159a0579f8b3658587eafc352c0e4cecf5b49e6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.00990",
    "kind": "arxiv",
    "version": 1
  }
}