Pith Number

pith:25V36RCA

pith:2018:25V36RCAFRQN6AKQAQSQUTDUV6

not attested not anchored not stored refs pending

Long-Term Feature Banks for Detailed Video Understanding

Chao-Yuan Wu, Christoph Feichtenhofer, Haoqi Fan, Kaiming He, Philipp Kr\"ahenb\"uhl, Ross Girshick

arxiv:1812.05038 v2 · 2018-12-12 · 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{25V36RCAFRQN6AKQAQSQUTDUV6}

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	2026-05-17T23:48:16.848036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d76bbf44402c60df015004250a4c74afb0413df9cc6cb4e5417072d542ce97ef

Aliases

arxiv: 1812.05038 · arxiv_version: 1812.05038v2 · doi: 10.48550/arxiv.1812.05038 · pith_short_12: 25V36RCAFRQN · pith_short_16: 25V36RCAFRQN6AKQ · pith_short_8: 25V36RCA

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/25V36RCAFRQN6AKQAQSQUTDUV6 \
  | 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: d76bbf44402c60df015004250a4c74afb0413df9cc6cb4e5417072d542ce97ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68eecb65eb260423730ad0b0d9a5c3f39579bbb35f3406baa030c8a80b7e06f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-12-12T17:13:55Z",
    "title_canon_sha256": "a1a6ce6ed595746f712320f197c6d5473d4a072b21231c38c595a2f03816311b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05038",
    "kind": "arxiv",
    "version": 2
  }
}