Pith Number

pith:D3DHW3IO

pith:2013:D3DHW3IOF32WFBFBJF75IDGWOC

not attested not anchored not stored refs pending

Towards Dynamic Real-Time Geo-location Databases for TV White Spaces

Ahmed Saeed, Khaled A. Harras, Mohamed Ibrahim, Moustafa Youssef

arxiv:1303.3962 v1 · 2013-03-16 · 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{D3DHW3IOF32WFBFBJF75IDGWOC}

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	2026-05-18T03:30:40.354434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ec67b6d0e2ef56284a1497fd40cd6708ef76c45919138249853dd908ac9f7da

Aliases

arxiv: 1303.3962 · arxiv_version: 1303.3962v1 · doi: 10.48550/arxiv.1303.3962 · pith_short_12: D3DHW3IOF32W · pith_short_16: D3DHW3IOF32WFBFB · pith_short_8: D3DHW3IO

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/D3DHW3IOF32WFBFBJF75IDGWOC \
  | 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: 1ec67b6d0e2ef56284a1497fd40cd6708ef76c45919138249853dd908ac9f7da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa9352f6105d05e9c64b023a11c8f334a07a4ed8a2762dc6164a9ff45339f7a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2013-03-16T10:14:52Z",
    "title_canon_sha256": "8dc64aead44435afab0af38988f9eca77d8bd26346c902a882de43c4cbddc339"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3962",
    "kind": "arxiv",
    "version": 1
  }
}