Pith Number

pith:7QLQ555M

pith:2026:7QLQ555MXFUKH4SVKPRV7XNS7Q

not attested not anchored not stored refs pending

Pursuing transparency: How research performing organizations in Germany collect data on publication costs

Dorothea Strecker, Heinz Pampel, Jonas H\"ofting

arxiv:2601.08340 v2 · 2026-01-13 · 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{7QLQ555MXFUKH4SVKPRV7XNS7Q}

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	2026-07-16T01:22:33.005553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc170ef7acb968a3f25553e35fddb2fc3e03f69b52e6de87852c42016c96daf6

Aliases

arxiv: 2601.08340 · arxiv_version: 2601.08340v2 · doi: 10.48550/arxiv.2601.08340 · pith_short_12: 7QLQ555MXFUK · pith_short_16: 7QLQ555MXFUKH4SV · pith_short_8: 7QLQ555M

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/7QLQ555MXFUKH4SVKPRV7XNS7Q \
  | 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: fc170ef7acb968a3f25553e35fddb2fc3e03f69b52e6de87852c42016c96daf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d3b2a6a1c2f6e877af82dfd03f90d03fd0f428b763ff28430d696a457764c1e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2026-01-13T08:59:33Z",
    "title_canon_sha256": "59f73cd80f108505f0d2890321ba6140140fd71904c4b96c3589463990acf6ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.08340",
    "kind": "arxiv",
    "version": 2
  }
}