Pith Number

pith:7F4UH2LG

pith:2018:7F4UH2LGBUUUZLPWDAXUYDK7WK

not attested not anchored not stored refs pending

Predicting Smartphone Battery Life based on Comprehensive and Real-time Usage Data

Huoran Li, Qiaozhu Mei, Xuanzhe Liu

arxiv:1801.04069 v1 · 2018-01-12 · cs.HC · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7F4UH2LGBUUUZLPWDAXUYDK7WK}

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	2026-05-18T00:26:11.981204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f97943e9660d294cadf6182f4c0d5fb2bd4130bb604ecddfb2dd6490e27ae8f8

Aliases

arxiv: 1801.04069 · arxiv_version: 1801.04069v1 · doi: 10.48550/arxiv.1801.04069 · pith_short_12: 7F4UH2LGBUUU · pith_short_16: 7F4UH2LGBUUUZLPW · pith_short_8: 7F4UH2LG

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/7F4UH2LGBUUUZLPWDAXUYDK7WK \
  | 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: f97943e9660d294cadf6182f4c0d5fb2bd4130bb604ecddfb2dd6490e27ae8f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd89f6365c4b47cce76320fe6624f8320beac2d7a2417bc958448d8101fff6c1",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-01-12T06:35:00Z",
    "title_canon_sha256": "17df3c61a6403c3db8b1ed60d601a9b87181c396f8861d36f892342a064d9c90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.04069",
    "kind": "arxiv",
    "version": 1
  }
}