Pith Number

pith:MCUBJZ6O

pith:2021:MCUBJZ6O3NHQXKB7EWOTGL27O4

not attested not anchored not stored refs pending

Efficient Two-Stage Detection of Human-Object Interactions with a Novel Unary-Pairwise Transformer

Dylan Campbell, Frederic Z. Zhang, Stephen Gould

arxiv:2112.01838 v2 · 2021-12-03 · 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{MCUBJZ6O3NHQXKB7EWOTGL27O4}

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	2026-07-05T04:08:41.342482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60a814e7cedb4f0ba83f259d332f5f771cbcf329fdeb64ec7f3707e6119a2a8e

Aliases

arxiv: 2112.01838 · arxiv_version: 2112.01838v2 · doi: 10.48550/arxiv.2112.01838 · pith_short_12: MCUBJZ6O3NHQ · pith_short_16: MCUBJZ6O3NHQXKB7 · pith_short_8: MCUBJZ6O

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/MCUBJZ6O3NHQXKB7EWOTGL27O4 \
  | 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: 60a814e7cedb4f0ba83f259d332f5f771cbcf329fdeb64ec7f3707e6119a2a8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43501dfae2cacdf9bd2aafc55f8759ea1a7cafb8d6f9ea216e08ad22dba5a132",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-12-03T10:52:06Z",
    "title_canon_sha256": "8be40566998db19ffd403bc47bf2a1bcc37c2978842de26d6fba125a4d1f9919"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.01838",
    "kind": "arxiv",
    "version": 2
  }
}