Pith Number

pith:66U32ETP

pith:2017:66U32ETPEDL6VF2EISA5LZKNJV

not attested not anchored not stored refs pending

How to Measure Sessions of Mobile Device Use? Quantification, Evaluation, and Applications

Haixing Dai, Hexin Chen, Jonathan J. H. Zhu, Tai-Quan Peng, Xiao Fan Liu

arxiv:1711.09408 v1 · 2017-11-26 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{66U32ETPEDL6VF2EISA5LZKNJV}

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	2026-05-18T00:29:35.648266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7a9bd126f20d7ea97444481d5e54d4d475ab010c698b4441890411d22c16762

Aliases

arxiv: 1711.09408 · arxiv_version: 1711.09408v1 · doi: 10.48550/arxiv.1711.09408 · pith_short_12: 66U32ETPEDL6 · pith_short_16: 66U32ETPEDL6VF2E · pith_short_8: 66U32ETP

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/66U32ETPEDL6VF2EISA5LZKNJV \
  | 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: f7a9bd126f20d7ea97444481d5e54d4d475ab010c698b4441890411d22c16762

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b0cebd19fc4326f59ddbad3bc37a06a9c7a3c0656835018b4d923a1a769d8dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2017-11-26T15:32:22Z",
    "title_canon_sha256": "a034f75e3877fc7aca9496a5b01be828dc5a06d5d4de3ada3c57e4d1e4c37e72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.09408",
    "kind": "arxiv",
    "version": 1
  }
}