Pith Number

pith:6D5S27YM

pith:2016:6D5S27YMMQXRKRX2HUOWDLSDIU

not attested not anchored not stored refs pending

Deep Models for Engagement Assessment With Scarce Label Information

Feng Li, Frederic McKenzie, Guangfan Zhang, Jiang Li, Jonathan Wen, Roger Xu, Tom Schnell, Wei Wang

arxiv:1610.06815 v1 · 2016-10-21 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6D5S27YMMQXRKRX2HUOWDLSDIU}

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	2026-05-18T01:01:36.678749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0fb2d7f0c642f1546fa3d1d61ae4345131b065ea186cbecea59b77a2580a11f

Aliases

arxiv: 1610.06815 · arxiv_version: 1610.06815v1 · doi: 10.48550/arxiv.1610.06815 · pith_short_12: 6D5S27YMMQXR · pith_short_16: 6D5S27YMMQXRKRX2 · pith_short_8: 6D5S27YM

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/6D5S27YMMQXRKRX2HUOWDLSDIU \
  | 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: f0fb2d7f0c642f1546fa3d1d61ae4345131b065ea186cbecea59b77a2580a11f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "639dec9c8d7aa9993a56490036a46fbedcd34d080fbefc8a3572cffec0fe21fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-10-21T15:05:16Z",
    "title_canon_sha256": "0de160e8ce0ae6320e0e802d164865b449f45be162d174ab7374185fc447bcd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.06815",
    "kind": "arxiv",
    "version": 1
  }
}