Pith Number

pith:DITCYJBP

pith:2015:DITCYJBPFC6GMZW532OA2VAIDS

not attested not anchored not stored refs pending

A Hierarchical Deep Temporal Model for Group Activity Recognition

Arash Vahdat, Greg Mori, Moustafa Ibrahim, Srikanth Muralidharan, Zhiwei Deng

arxiv:1511.06040 v2 · 2015-11-19 · 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{DITCYJBPFC6GMZW532OA2VAIDS}

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	2026-05-18T01:17:37.085015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a262c242f28bc6666ddde9c0d54081c89a9ac014e92f107390087ded3841d0b

Aliases

arxiv: 1511.06040 · arxiv_version: 1511.06040v2 · doi: 10.48550/arxiv.1511.06040 · pith_short_12: DITCYJBPFC6G · pith_short_16: DITCYJBPFC6GMZW5 · pith_short_8: DITCYJBP

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/DITCYJBPFC6GMZW532OA2VAIDS \
  | 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: 1a262c242f28bc6666ddde9c0d54081c89a9ac014e92f107390087ded3841d0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd4c0fdaf6967ccefac52574915deb0e5fcfaa12ea6aacf437dd5c4f25a9b280",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-11-19T01:33:35Z",
    "title_canon_sha256": "762642210cbd2286e3dd7947c294347f1a3dd75733b6be337242fee8bfe94849"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06040",
    "kind": "arxiv",
    "version": 2
  }
}