Pith Number

pith:RZRDSNTQ

pith:2021:RZRDSNTQNMDYG5V6XLE2IWETMT

not attested not anchored not stored refs pending

A Large-Scale Study on Unsupervised Spatiotemporal Representation Learning

Bo Xiong, Christoph Feichtenhofer, Haoqi Fan, Kaiming He, Ross Girshick

arxiv:2104.14558 v1 · 2021-04-29 · cs.CV · cs.AI · 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{RZRDSNTQNMDYG5V6XLE2IWETMT}

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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

FRAME: Pre-Training Video Feature Representations via Anticipation and Memory

Receipt and verification

First computed	2026-07-05T02:36:17.862021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e623936706b078376bebac9a4589364d61d6581ecf1e1d19c53851cdd96f14f

Aliases

arxiv: 2104.14558 · arxiv_version: 2104.14558v1 · doi: 10.48550/arxiv.2104.14558 · pith_short_12: RZRDSNTQNMDY · pith_short_16: RZRDSNTQNMDYG5V6 · pith_short_8: RZRDSNTQ

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/RZRDSNTQNMDYG5V6XLE2IWETMT \
  | 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: 8e623936706b078376bebac9a4589364d61d6581ecf1e1d19c53851cdd96f14f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48379b856daeb37869bd8fa983eac8e6f90aa9489c2aa665d29cdf69ee027eb7",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-29T17:59:53Z",
    "title_canon_sha256": "377fe1837f4e5cd84b0e3c3f1fb0329ccecafad7b3d9ec73321283858796d22c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.14558",
    "kind": "arxiv",
    "version": 1
  }
}