Pith Number

pith:D7IOW5P4

pith:2019:D7IOW5P4454DEKADO5VYUKLL7Z

not attested not anchored not stored refs pending

Measuring Physical Activity of Older Adults via Smartwatch and Stigmergic Receptive Fields

A.L. Alfeo, G. Vaglini, M.G.C.A. Cimino

arxiv:1901.00552 v1 · 2019-01-02 · 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{D7IOW5P4454DEKADO5VYUKLL7Z}

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	2026-05-17T23:55:53.149827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fd0eb75fce778322803776b8a296bfe636b4c18335283574a8355fb51a28f5e

Aliases

arxiv: 1901.00552 · arxiv_version: 1901.00552v1 · doi: 10.48550/arxiv.1901.00552 · pith_short_12: D7IOW5P4454D · pith_short_16: D7IOW5P4454DEKAD · pith_short_8: D7IOW5P4

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/D7IOW5P4454DEKADO5VYUKLL7Z \
  | 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: 1fd0eb75fce778322803776b8a296bfe636b4c18335283574a8355fb51a28f5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d24f5f32b25f3c643c91868ca05e2566231b5f5f7e836c5647687d6b02c8aee8",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2019-01-02T23:11:16Z",
    "title_canon_sha256": "74729adcca29c7ac87efa7bea7e45be5128fa70fd2b67d2d316670afb1160e03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.00552",
    "kind": "arxiv",
    "version": 1
  }
}