Pith Number

pith:KIJHXDQF

pith:2013:KIJHXDQFJH57PYVCTULB3VS73A

not attested not anchored not stored refs pending

Twins:Device-free Object Tracking using Passive Tags

Chen Qian, Dan Ma, Jinsong Han, Jizhong Zhao, Pengfeng Zhang, Wei Xi, Xing Wang, Zhiping Jiang

arxiv:1308.6805 v1 · 2013-08-30 · 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{KIJHXDQFJH57PYVCTULB3VS73A}

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	2026-05-18T03:14:30.860849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52127b8e0549fbf7e2a29d161dd65fd81dcbd0eb6b262c2fc24d7a68bc2844ef

Aliases

arxiv: 1308.6805 · arxiv_version: 1308.6805v1 · doi: 10.48550/arxiv.1308.6805 · pith_short_12: KIJHXDQFJH57 · pith_short_16: KIJHXDQFJH57PYVC · pith_short_8: KIJHXDQF

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/KIJHXDQFJH57PYVCTULB3VS73A \
  | 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: 52127b8e0549fbf7e2a29d161dd65fd81dcbd0eb6b262c2fc24d7a68bc2844ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "406b351cdc63f0df37a44ca6328f83a26cb067bcff85014e8b3eb8e8ef70200d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2013-08-30T17:43:20Z",
    "title_canon_sha256": "f613905ab03ae6f2ba6900f39f3c7e20cd9602673848b7e296143d520c888a60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6805",
    "kind": "arxiv",
    "version": 1
  }
}