Pith Number

pith:F2ESABR7

pith:2019:F2ESABR7OLZSBK2UFWCKK2JZXB

not attested not anchored not stored refs pending

Multitask Learning to Improve Egocentric Action Recognition

Elsbeth van Dam, Georgios Kapidis, Lucas Noldus, Remco Veltkamp, Ronald Poppe

arxiv:1909.06761 v1 · 2019-09-15 · 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{F2ESABR7OLZSBK2UFWCKK2JZXB}

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	2026-07-05T00:04:49.773063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e8920063f72f320ab542d84a56939b84f196d9d95e6e7a6e03da03620d77e4e

Aliases

arxiv: 1909.06761 · arxiv_version: 1909.06761v1 · doi: 10.48550/arxiv.1909.06761 · pith_short_12: F2ESABR7OLZS · pith_short_16: F2ESABR7OLZSBK2U · pith_short_8: F2ESABR7

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/F2ESABR7OLZSBK2UFWCKK2JZXB \
  | 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: 2e8920063f72f320ab542d84a56939b84f196d9d95e6e7a6e03da03620d77e4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c05e075f4857fa08fee17ccd13cbf731b1796e0d55c70975f9e725d09f2fe80",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-09-15T08:29:46Z",
    "title_canon_sha256": "215974179a19b53acd5547d5fde63268f57063b4d5910000213d89940feb76cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.06761",
    "kind": "arxiv",
    "version": 1
  }
}