Pith Number

pith:54FEPSAE

pith:2021:54FEPSAEDS2HXJDVXCUIEELE6Y

not attested not anchored not stored refs pending

Opportunistic Spectrum Access: Does Maximizing Throughput Minimize File Transfer Time?

Do Young Eun, Jie Hu, Vishwaraj Doshi

arxiv:2109.11624 v2 · 2021-09-23 · math.OC · 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{54FEPSAEDS2HXJDVXCUIEELE6Y}

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	2026-07-05T05:03:49.732726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef0a47c8041cb47ba475b8a8821164f605b3b9e12175198c8f33e6057723a779

Aliases

arxiv: 2109.11624 · arxiv_version: 2109.11624v2 · doi: 10.48550/arxiv.2109.11624 · pith_short_12: 54FEPSAEDS2H · pith_short_16: 54FEPSAEDS2HXJDV · pith_short_8: 54FEPSAE

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/54FEPSAEDS2HXJDVXCUIEELE6Y \
  | 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: ef0a47c8041cb47ba475b8a8821164f605b3b9e12175198c8f33e6057723a779

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38b539c10a40c9e1ab9ceb9e79ff7261d926cc6bb4c332c64f689e83c79591da",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-09-23T20:25:04Z",
    "title_canon_sha256": "4cf339ca8fa46dfebf3553f27e6d8086320543f22f1d20dc44ab562b0ae70928"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.11624",
    "kind": "arxiv",
    "version": 2
  }
}