Pith Number

pith:ROMTSQVA

pith:2014:ROMTSQVAQUBAUPL6MM573OHD5Q

not attested not anchored not stored refs pending

Leveraging video annotations in video-based e-learning

Camila Canellas, Olivier Aubert, Yannick Pri\'e

arxiv:1404.4607 v1 · 2014-04-16 · cs.CY · cs.HC · cs.MM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ROMTSQVAQUBAUPL6MM573OHD5Q}

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	2026-05-18T02:54:03.863932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b993942a085020a3d7e633bfdb8e3ec3d002a2cb63591fc0ae4c1521e4a6cd7

Aliases

arxiv: 1404.4607 · arxiv_version: 1404.4607v1 · doi: 10.48550/arxiv.1404.4607 · pith_short_12: ROMTSQVAQUBA · pith_short_16: ROMTSQVAQUBAUPL6 · pith_short_8: ROMTSQVA

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/ROMTSQVAQUBAUPL6MM573OHD5Q \
  | 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: 8b993942a085020a3d7e633bfdb8e3ec3d002a2cb63591fc0ae4c1521e4a6cd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c801dad72c439ea95f7af10aac9b558533674690cf132cb1ef21ff5fcf8ed3c6",
    "cross_cats_sorted": [
      "cs.HC",
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2014-04-16T15:13:21Z",
    "title_canon_sha256": "e5a0afa06a426e1c7409f136df7deb2fb06919924c66d973af7841ecc63596cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4607",
    "kind": "arxiv",
    "version": 1
  }
}