Pith Number

pith:N6GRAYXF

pith:2016:N6GRAYXFYHD5Z6FS672XQ7T6P5

not attested not anchored not stored refs pending

How many scientific papers are mentioned in policy-related documents? An empirical investigation using Web of Science and Altmetric data

Lutz Bornmann, Robin Haunschild

arxiv:1612.01822 v1 · 2016-12-06 · 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{N6GRAYXFYHD5Z6FS672XQ7T6P5}

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	2026-05-18T00:51:33.740158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f8d1062e5c1c7dcf8b2f7f5787e7e7f52d17bf78c25189b759a8dd1b9f9296a

Aliases

arxiv: 1612.01822 · arxiv_version: 1612.01822v1 · doi: 10.48550/arxiv.1612.01822 · pith_short_12: N6GRAYXFYHD5 · pith_short_16: N6GRAYXFYHD5Z6FS · pith_short_8: N6GRAYXF

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/N6GRAYXFYHD5Z6FS672XQ7T6P5 \
  | 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: 6f8d1062e5c1c7dcf8b2f7f5787e7e7f52d17bf78c25189b759a8dd1b9f9296a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1041b6da548e2c412f607c2b5dae77e4a4e1cc615b72b39f3be912911815e96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2016-12-06T14:28:37Z",
    "title_canon_sha256": "1cf0ed18db7ed08a3dffe978058a3b266859494d9fc7bd08113f9f9699080f49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.01822",
    "kind": "arxiv",
    "version": 1
  }
}