Pith Number

pith:W5RAZIB3

pith:2025:W5RAZIB33376BMD3BAMUPIMMB4

not attested not anchored not stored refs pending

International collaboration of Ukrainian scholars: Effects of Russia's full-scale invasion of Ukraine

Myroslava Hladchenko

arxiv:2505.20944 v2 · 2025-05-27 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W5RAZIB33376BMD3BAMUPIMMB4}

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	2026-06-03T01:05:44.110358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7620ca03bdeffe0b07b081947a18c0f2e3682c71e1f62da0300462d0d0eac0f

Aliases

arxiv: 2505.20944 · arxiv_version: 2505.20944v2 · doi: 10.48550/arxiv.2505.20944 · pith_short_12: W5RAZIB33376 · pith_short_16: W5RAZIB33376BMD3 · pith_short_8: W5RAZIB3

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/W5RAZIB33376BMD3BAMUPIMMB4 \
  | 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: b7620ca03bdeffe0b07b081947a18c0f2e3682c71e1f62da0300462d0d0eac0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75670d0167658066e2f65da97e1dd40a2b7333bc711ff3040de2ebc200f60a20",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2025-05-27T09:28:21Z",
    "title_canon_sha256": "8029176433ae6adf997a65e31cffecf0d31a87e3a20cd34d96a6f06dda76dc70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20944",
    "kind": "arxiv",
    "version": 2
  }
}