Pith Number

pith:YMJ6X5VT

pith:2025:YMJ6X5VTW4L72LDPPHUOSHYRIO

not attested not anchored not stored refs pending

Evaluating Personalized Beneficial Interventions in the Daily Lives of Older Adults Using a Camera

Christopher Lochhead, Jacques Fleuriot, Longfei Chen, Nusa Faric, Robert B. Fisher, Subramanian Ramamoorthy

arxiv:2507.19494 v1 · 2025-06-01 · 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{YMJ6X5VTW4L72LDPPHUOSHYRIO}

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	2026-07-05T11:43:34.926634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c313ebf6b3b717fd2c6f79e8e91f1143a74748294dcf31346e6ea0acb33a73a3

Aliases

arxiv: 2507.19494 · arxiv_version: 2507.19494v1 · doi: 10.48550/arxiv.2507.19494 · pith_short_12: YMJ6X5VTW4L7 · pith_short_16: YMJ6X5VTW4L72LDP · pith_short_8: YMJ6X5VT

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/YMJ6X5VTW4L72LDPPHUOSHYRIO \
  | 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: c313ebf6b3b717fd2c6f79e8e91f1143a74748294dcf31346e6ea0acb33a73a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e216f1634e3984e6ad7d0281986be2ddffda8ae157f7b2f871c18223737ae7c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2025-06-01T06:55:31Z",
    "title_canon_sha256": "5938e0608e7500af5c55d427dd61eb226cef5be0aaf0d82e1b1087752357f692"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.19494",
    "kind": "arxiv",
    "version": 1
  }
}