Pith Number

pith:ACX57ULN

pith:2014:ACX57ULNSVAF64SVFO567YJXZG

not attested not anchored not stored refs pending

Galileo in early modern Denmark, 1600-1650

Helge Kragh

arxiv:1407.7380 v1 · 2014-07-28 · physics.hist-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ACX57ULNSVAF64SVFO567YJXZG}

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	2026-05-18T02:46:23.260204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00afdfd16d95405f72552bbbefe137c9bdb0b57ce5e0f573a69925ef65b3239a

Aliases

arxiv: 1407.7380 · arxiv_version: 1407.7380v1 · doi: 10.48550/arxiv.1407.7380 · pith_short_12: ACX57ULNSVAF · pith_short_16: ACX57ULNSVAF64SV · pith_short_8: ACX57ULN

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/ACX57ULNSVAF64SVFO567YJXZG \
  | 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: 00afdfd16d95405f72552bbbefe137c9bdb0b57ce5e0f573a69925ef65b3239a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13d4dafb44e2ab9506868102d2df494f1ddd2677e5dd9e3912f8ccf0d841ae21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2014-07-28T11:02:26Z",
    "title_canon_sha256": "b430a09e1c23afd6dce00a045e6a8632c6f1b8e7978e897442139e88bad6ec12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7380",
    "kind": "arxiv",
    "version": 1
  }
}