Pith Number

pith:BT6TIZPI

pith:2016:BT6TIZPIVOH6VVI52E6E277N4V

not attested not anchored not stored refs pending

Dataiku's Solution to SPHERE's Activity Recognition Challenge

Leo Dreyfus-Schmidt, Marc Beillevaire, Maxime Voisin, Pierre Gutierrez, Samuel Ronsin

arxiv:1610.02757 v1 · 2016-10-10 · stat.ML · 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{BT6TIZPIVOH6VVI52E6E277N4V}

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	2026-05-18T01:02:50.812080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cfd3465e8ab8fead51dd13c4d7fede56899e26b1bf0645819200ca39d8dc362

Aliases

arxiv: 1610.02757 · arxiv_version: 1610.02757v1 · doi: 10.48550/arxiv.1610.02757 · pith_short_12: BT6TIZPIVOH6 · pith_short_16: BT6TIZPIVOH6VVI5 · pith_short_8: BT6TIZPI

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/BT6TIZPIVOH6VVI52E6E277N4V \
  | 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: 0cfd3465e8ab8fead51dd13c4d7fede56899e26b1bf0645819200ca39d8dc362

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da294235d2fd2fb383266fe1052ddf26d18cf97177eed0e4d2dea0f5b0fb44a2",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-10-10T02:52:21Z",
    "title_canon_sha256": "0149a646806b681d13577897104bc89f69e3faf0af683301f30174f0da9d8c98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.02757",
    "kind": "arxiv",
    "version": 1
  }
}