Pith Number

pith:DJDHSEDJ

pith:2020:DJDHSEDJM6BSVCKKANF6JY6LAB

not attested not anchored not stored refs pending

Joint Learning of Social Groups, Individuals Action and Sub-group Activities in Videos

Alireza Abedin, Fatemeh Saleh, Hamid Rezatofighi, Ian Reid, Javen Shi, Mahsa Ehsanpour

arxiv:2007.02632 v2 · 2020-07-06 · 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{DJDHSEDJM6BSVCKKANF6JY6LAB}

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	2026-07-05T01:22:49.774923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a4679106967832a894a034be4e3cb0062e036a2e97700158e932ba5db1c44a5

Aliases

arxiv: 2007.02632 · arxiv_version: 2007.02632v2 · doi: 10.48550/arxiv.2007.02632 · pith_short_12: DJDHSEDJM6BS · pith_short_16: DJDHSEDJM6BSVCKK · pith_short_8: DJDHSEDJ

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/DJDHSEDJM6BSVCKKANF6JY6LAB \
  | 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: 1a4679106967832a894a034be4e3cb0062e036a2e97700158e932ba5db1c44a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9aa7012a2e5541a67e7dd70707d0e7b5dd298346388b93d32673ae33665fd6ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-07-06T10:42:11Z",
    "title_canon_sha256": "f917b5c0dee9e741439e29610646929587f5d3618a562659f5a12a328a1562a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.02632",
    "kind": "arxiv",
    "version": 2
  }
}