Pith Number

pith:76XH2EDL

pith:2010:76XH2EDL7VMHIV6CEATX3JFVCZ

not attested not anchored not stored refs pending

GDB: Group Distance Bounding Protocols

Gene Tsudik, Karim El Defrawy, Srdjan Capkun

arxiv:1011.5295 v1 · 2010-11-24 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{76XH2EDL7VMHIV6CEATX3JFVCZ}

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	2026-05-18T04:34:47.612159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffae7d106bfd587457c220277da4b5167ca2020b548b1ac51ed31faad9e6c4be

Aliases

arxiv: 1011.5295 · arxiv_version: 1011.5295v1 · doi: 10.48550/arxiv.1011.5295 · pith_short_12: 76XH2EDL7VMH · pith_short_16: 76XH2EDL7VMHIV6C · pith_short_8: 76XH2EDL

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/76XH2EDL7VMHIV6CEATX3JFVCZ \
  | 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: ffae7d106bfd587457c220277da4b5167ca2020b548b1ac51ed31faad9e6c4be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3621b94969820b9311da97f74d50cfab18fa312089077bbafbc5bed3934ae79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2010-11-24T05:05:14Z",
    "title_canon_sha256": "960ddaa11c9dad5a0da18f93bdd1e76dd7d42700ec8bbb86da8e0a013ef30c88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.5295",
    "kind": "arxiv",
    "version": 1
  }
}