Pith Number

pith:OBGVP4FN

pith:2012:OBGVP4FNRCROJDT3MH6GZR5AHI

not attested not anchored not stored refs pending

Bluetooth Navigation System using Wi-Fi Access Points

Ashesh Vasalya, Rohit Agrawal

arxiv:1204.1748 v1 · 2012-04-08 · 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{OBGVP4FNRCROJDT3MH6GZR5AHI}

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	2026-05-18T03:58:15.313623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

704d57f0ad88a2e48e7b61fc6cc7a03a221b89bb1cb04fac6e6c80afa24e9054

Aliases

arxiv: 1204.1748 · arxiv_version: 1204.1748v1 · doi: 10.48550/arxiv.1204.1748 · pith_short_12: OBGVP4FNRCRO · pith_short_16: OBGVP4FNRCROJDT3 · pith_short_8: OBGVP4FN

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/OBGVP4FNRCROJDT3MH6GZR5AHI \
  | 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: 704d57f0ad88a2e48e7b61fc6cc7a03a221b89bb1cb04fac6e6c80afa24e9054

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3cce2e111487df7569591670bc37880708bb63707e3fefa906d47d2e2450b7e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2012-04-08T17:41:32Z",
    "title_canon_sha256": "cc66218cea188382c4a948a18e8776fa60595e82c90776e248817a361a0283e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1748",
    "kind": "arxiv",
    "version": 1
  }
}