Pith Number

pith:NQN4JYQF

pith:2017:NQN4JYQFPQ72BORXKEUKUNRUJT

not attested not anchored not stored refs pending

Fast Radio Map Construction and Position Estimation via Direct Mapping for WLAN Indoor Localization System

Andreas Wieser, Caifa Zhou, Xuezhi Tan

arxiv:1703.06933 v2 · 2017-03-14 · cs.NI · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQN4JYQFPQ72BORXKEUKUNRUJT}

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	2026-05-18T00:47:25.948555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c1bc4e2057c3fa0ba375128aa36344ce6509d197f84d87fcd53d77bad68460a

Aliases

arxiv: 1703.06933 · arxiv_version: 1703.06933v2 · doi: 10.48550/arxiv.1703.06933 · pith_short_12: NQN4JYQFPQ72 · pith_short_16: NQN4JYQFPQ72BORX · pith_short_8: NQN4JYQF

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/NQN4JYQFPQ72BORXKEUKUNRUJT \
  | 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: 6c1bc4e2057c3fa0ba375128aa36344ce6509d197f84d87fcd53d77bad68460a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "587c639d288de46443eb60d075ba7d174ccee9c9b291871074d0debc6e2a5bab",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2017-03-14T19:46:32Z",
    "title_canon_sha256": "8824ccb5f4e4040695028cf564bc259744888cf811fc42765283d1df0ea13242"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.06933",
    "kind": "arxiv",
    "version": 2
  }
}