Pith Number

pith:44GXEQ24

pith:2018:44GXEQ24D6ILTZHV4R3FSXV5XF

not attested not anchored not stored refs pending

Recommending Scientific Videos based on Metadata Enrichment using Linked Open Data

Christian Otto, Justyna Medrek, Ralph Ewerth

arxiv:1806.07309 v2 · 2018-06-19 · cs.DL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{44GXEQ24D6ILTZHV4R3FSXV5XF}

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	2026-05-17T23:49:33.551033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e70d72435c1f90b9e4f5e476595ebdb949c8296dd8e53080b93196ff7666018d

Aliases

arxiv: 1806.07309 · arxiv_version: 1806.07309v2 · doi: 10.48550/arxiv.1806.07309 · pith_short_12: 44GXEQ24D6IL · pith_short_16: 44GXEQ24D6ILTZHV · pith_short_8: 44GXEQ24

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/44GXEQ24D6ILTZHV4R3FSXV5XF \
  | 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: e70d72435c1f90b9e4f5e476595ebdb949c8296dd8e53080b93196ff7666018d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3efcb6d915057ce5058690576a94b2c156107176f23d14873829fb5382dfad33",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-06-19T15:34:45Z",
    "title_canon_sha256": "2991a9a00983393684a252ac2bda286baa5473fb4bdde63263d4122b039b2d60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07309",
    "kind": "arxiv",
    "version": 2
  }
}