Pith Number

pith:QQDKZGK2

pith:2017:QQDKZGK2VXSSRY5CWYOUBRCQIA

not attested not anchored not stored refs pending

Human activity recognition from mobile inertial sensors using recurrence plots

Milton F. S. Santos, Ot\'avio A. B. Penatti

arxiv:1712.01429 v1 · 2017-12-05 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQDKZGK2VXSSRY5CWYOUBRCQIA}

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	2026-05-18T00:28:50.817073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8406ac995aade528e3a2b61d40c45040362fc4e3e16b502049fed2b9cfcbe77f

Aliases

arxiv: 1712.01429 · arxiv_version: 1712.01429v1 · doi: 10.48550/arxiv.1712.01429 · pith_short_12: QQDKZGK2VXSS · pith_short_16: QQDKZGK2VXSSRY5C · pith_short_8: QQDKZGK2

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/QQDKZGK2VXSSRY5CWYOUBRCQIA \
  | 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: 8406ac995aade528e3a2b61d40c45040362fc4e3e16b502049fed2b9cfcbe77f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85c7e9f3335dc1b2b32c5be84b2d967c78aaaede21e1898161e0d53001e18c8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-12-05T00:49:07Z",
    "title_canon_sha256": "8e3ce7ebf9736ebaa14a96feeaf573455204356e0f8fc2f4c271f8651eaef84f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.01429",
    "kind": "arxiv",
    "version": 1
  }
}