Pith Number

pith:PA2ZZ2XD

pith:2010:PA2ZZ2XDEQNYVLBOVUZYSXBO4R

not attested not anchored not stored refs pending

A Longitudinal Study of Non-Voice Mobile Phone Usage by Teens from an Underserved Urban Community

Ahmad Rahmati, Lin Zhong

arxiv:1012.2832 v1 · 2010-12-13 · cs.HC · 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{PA2ZZ2XDEQNYVLBOVUZYSXBO4R}

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	2026-05-18T04:33:27.638979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78359ceae3241b8aac2ead33895c2ee457bb0116565d2f99fe2211df305cef53

Aliases

arxiv: 1012.2832 · arxiv_version: 1012.2832v1 · doi: 10.48550/arxiv.1012.2832 · pith_short_12: PA2ZZ2XDEQNY · pith_short_16: PA2ZZ2XDEQNYVLBO · pith_short_8: PA2ZZ2XD

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/PA2ZZ2XDEQNYVLBOVUZYSXBO4R \
  | 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: 78359ceae3241b8aac2ead33895c2ee457bb0116565d2f99fe2211df305cef53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1c90ca16230e31de70cb82d00c6848955fc2473b269d04573cff756415dac42",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2010-12-13T18:47:19Z",
    "title_canon_sha256": "e44fe0fbd1005eb8b3b5062178e060ab73f9bfb4b1d7480e02bb81d5c38ef217"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.2832",
    "kind": "arxiv",
    "version": 1
  }
}