Pith Number

pith:YM7SBGBB

pith:2018:YM7SBGBBSTARHA35ZUKH6UKF5X

not attested not anchored not stored refs pending

Do altmetrics assess societal impact in a comparable way to case studies? An empirical test of the convergent validity of altmetrics based on data from the UK Research Excellence Framework (REF)

Jonathan Adams, Lutz Bornmann, Robin Haunschild

arxiv:1807.03977 v2 · 2018-07-11 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YM7SBGBBSTARHA35ZUKH6UKF5X}

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	2026-05-17T23:48:40.350478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c33f20982194c113837dcd147f5145edd3564720d9321b62c626b5a8fe9399f8

Aliases

arxiv: 1807.03977 · arxiv_version: 1807.03977v2 · doi: 10.48550/arxiv.1807.03977 · pith_short_12: YM7SBGBBSTAR · pith_short_16: YM7SBGBBSTARHA35 · pith_short_8: YM7SBGBB

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/YM7SBGBBSTARHA35ZUKH6UKF5X \
  | 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: c33f20982194c113837dcd147f5145edd3564720d9321b62c626b5a8fe9399f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc98e493d7f62071e7acce0006d86d2cc7037ae2749fb06ddc0fd33ac7d77275",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-07-11T07:49:05Z",
    "title_canon_sha256": "fd02172a583eba5cabd623b3f0cff355d848b4c720850d24c85ed3c591dd6217"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03977",
    "kind": "arxiv",
    "version": 2
  }
}