Pith Number

pith:OKDOUG52

pith:2021:OKDOUG52BDNRETNMH7VGPFPRUR

not attested not anchored not stored refs pending

Optimal Virtual Network Embeddings for Tree Topologies

Aleksander Figiel, Leon Kellerhals, Matthias Rost, Philipp Zschoche, Rolf Niedermeier, Stefan Schmid

arxiv:2105.07006 v1 · 2021-05-14 · cs.DS · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OKDOUG52BDNRETNMH7VGPFPRUR}

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	2026-07-05T02:40:36.133191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7286ea1bba08db124dac3fea6795f1a44f32ef7ec136e08a4c9075b27fece018

Aliases

arxiv: 2105.07006 · arxiv_version: 2105.07006v1 · doi: 10.48550/arxiv.2105.07006 · pith_short_12: OKDOUG52BDNR · pith_short_16: OKDOUG52BDNRETNM · pith_short_8: OKDOUG52

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/OKDOUG52BDNRETNMH7VGPFPRUR \
  | 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: 7286ea1bba08db124dac3fea6795f1a44f32ef7ec136e08a4c9075b27fece018

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "504d4e77521f3f96b4f31f06d77c8b09e426eb9ebe129fab1a743228fc1012d5",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2021-05-14T18:00:02Z",
    "title_canon_sha256": "ddb02e268f10ffefd5cc36accc106c52114f34963aa354a57eaaa2cacf7aef44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.07006",
    "kind": "arxiv",
    "version": 1
  }
}