Pith Number

pith:45DAAAZE

pith:2015:45DAAAZEL6I5V7QVKKOPGYQ75K

not attested not anchored not stored refs pending

An Active Learning Based Approach For Effective Video Annotation And Retrieval

Anton Leuski, Moitreya Chatterjee

arxiv:1504.07004 v1 · 2015-04-27 · cs.MM · cs.IR · 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{45DAAAZEL6I5V7QVKKOPGYQ75K}

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	2026-05-18T02:17:43.905734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7460003245f91dafe15529cf3621fea98c5de1b409e02d5b8be3da575ca2eee

Aliases

arxiv: 1504.07004 · arxiv_version: 1504.07004v1 · doi: 10.48550/arxiv.1504.07004 · pith_short_12: 45DAAAZEL6I5 · pith_short_16: 45DAAAZEL6I5V7QV · pith_short_8: 45DAAAZE

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/45DAAAZEL6I5V7QVKKOPGYQ75K \
  | 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: e7460003245f91dafe15529cf3621fea98c5de1b409e02d5b8be3da575ca2eee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c0179916eb1695499751e2d6918a5227043f7565c604f20aa1069ad58d395d0",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2015-04-27T09:44:30Z",
    "title_canon_sha256": "cfb5dff45d58b79281c9f82a12155073ce201d925fd897c374623b39dc16472b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07004",
    "kind": "arxiv",
    "version": 1
  }
}