Pith Number

pith:XU2Q3UTX

pith:2021:XU2Q3UTXPIILFBSUHEGWBDTMRG

not attested not anchored not stored refs pending

FIFA: Fast Inference Approximation for Action Segmentation

Fabien Despinoy, Gianpiero Francesca, Juergen Gall, Yaser Souri, Yazan Abu Farha

arxiv:2108.03894 v1 · 2021-08-09 · 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{XU2Q3UTXPIILFBSUHEGWBDTMRG}

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	2026-07-05T03:04:10.766386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd350dd2777a10b28654390d608e6c89b54d695a31717cb3cb206229ba898e4e

Aliases

arxiv: 2108.03894 · arxiv_version: 2108.03894v1 · doi: 10.48550/arxiv.2108.03894 · pith_short_12: XU2Q3UTXPIIL · pith_short_16: XU2Q3UTXPIILFBSU · pith_short_8: XU2Q3UTX

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/XU2Q3UTXPIILFBSUHEGWBDTMRG \
  | 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: bd350dd2777a10b28654390d608e6c89b54d695a31717cb3cb206229ba898e4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5bc66479bb2c50c36b2452c4402b35830fdc60936cd46dde20f320da32c67f4",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-09T09:23:43Z",
    "title_canon_sha256": "b2062f7a7715910d1112f7b65bc0c8ade1155ba8aa251dbdcadc9f2b57ea9273"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.03894",
    "kind": "arxiv",
    "version": 1
  }
}