Pith Number

pith:NFSAW4VT

pith:2010:NFSAW4VTPPCFNKP45LMIVM6RGQ

not attested not anchored not stored refs pending

Competition with Dynamic Spectrum Leasing

Biying Shou, Jianwei Huang, Lingjie Duan

arxiv:1003.5517 v1 · 2010-03-29 · 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{NFSAW4VTPPCFNKP45LMIVM6RGQ}

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	2026-05-18T00:58:19.642608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69640b72b37bc456a9fcead88ab3d1341797f58168246a565e4896c630a35599

Aliases

arxiv: 1003.5517 · arxiv_version: 1003.5517v1 · doi: 10.48550/arxiv.1003.5517 · pith_short_12: NFSAW4VTPPCF · pith_short_16: NFSAW4VTPPCFNKP4 · pith_short_8: NFSAW4VT

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/NFSAW4VTPPCFNKP45LMIVM6RGQ \
  | 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: 69640b72b37bc456a9fcead88ab3d1341797f58168246a565e4896c630a35599

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a67bb0256c5db28d87fd34d656bfdf0a78cba8ffdf9cca0d019d8f062586cd65",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2010-03-29T12:09:04Z",
    "title_canon_sha256": "739bf4942acb0adad22e772dc5ca4a1422be17d97bbb88c661ac3cb5d146d0d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.5517",
    "kind": "arxiv",
    "version": 1
  }
}