Pith Number

pith:DJ2U4QAO

pith:2015:DJ2U4QAOOPSONGKMWKUVLJDMXF

not attested not anchored not stored refs pending

Recent Advances and Challenges in Ubiquitous Sensing

Kai Kunze, Stephan Sigg, Xiaoming Fu

arxiv:1503.04973 v1 · 2015-03-17 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DJ2U4QAOOPSONGKMWKUVLJDMXF}

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	2026-05-18T02:22:20.941177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a754e400e73e4e6994cb2a955a46cb979259a78ce0961ff7d9cd398305d3fa2

Aliases

arxiv: 1503.04973 · arxiv_version: 1503.04973v1 · doi: 10.48550/arxiv.1503.04973 · pith_short_12: DJ2U4QAOOPSO · pith_short_16: DJ2U4QAOOPSONGKM · pith_short_8: DJ2U4QAO

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/DJ2U4QAOOPSONGKMWKUVLJDMXF \
  | 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: 1a754e400e73e4e6994cb2a955a46cb979259a78ce0961ff7d9cd398305d3fa2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d37eb03be1a5bedc1994f82905fe958fa8490ed9dead0b65dc4e7c59e0ae142",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2015-03-17T10:03:59Z",
    "title_canon_sha256": "cd56e0cc68d6d2204a53cd4a70c410ab0bcf7a797a24b37113bdd1e58ea9dda7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.04973",
    "kind": "arxiv",
    "version": 1
  }
}