Pith Number

pith:2JICIEW2

pith:2020:2JICIEW2MISQHPHAADCKA456SF

not attested not anchored not stored refs pending

Routing and Wavelength Assignment with Protection: A Quadratic Unconstrained Binary Optimization Approach

Hamed Pouya, Merve Bodur, Oylum \c{S}eker

arxiv:2008.11924 v2 · 2020-08-27 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2JICIEW2MISQHPHAADCKA456SF}

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	2026-07-05T02:47:00.830864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2502412da622503bce000c4a073be916d6c26efd83296168cd518a0e3df38b9

Aliases

arxiv: 2008.11924 · arxiv_version: 2008.11924v2 · doi: 10.48550/arxiv.2008.11924 · pith_short_12: 2JICIEW2MISQ · pith_short_16: 2JICIEW2MISQHPHA · pith_short_8: 2JICIEW2

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/2JICIEW2MISQHPHAADCKA456SF \
  | 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: d2502412da622503bce000c4a073be916d6c26efd83296168cd518a0e3df38b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c62546ff15eb94afdeb7b0b28913db0705578b2223bf96ab688c0cfd3bc7f85d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-08-27T05:57:05Z",
    "title_canon_sha256": "6c9265099eb209c144114151d67f72c42158f20281e1bfc2e47066d33673cf4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.11924",
    "kind": "arxiv",
    "version": 2
  }
}