Pith Number

pith:GACSCLQT

pith:2013:GACSCLQTR46DJ5PPX7DT4PUXK7

not attested not anchored not stored refs pending

Transits of Venus and the Astronomical Unit: four centuries of increasing precision

Costantino Sigismondi

arxiv:1301.0296 v2 · 2013-01-02 · physics.hist-ph · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GACSCLQTR46DJ5PPX7DT4PUXK7}

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	2026-05-18T03:34:24.993578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3005212e138f3c34f5efbfc73e3e9757f79c31076639e1c6a463631e7ffeabd6

Aliases

arxiv: 1301.0296 · arxiv_version: 1301.0296v2 · doi: 10.48550/arxiv.1301.0296 · pith_short_12: GACSCLQTR46D · pith_short_16: GACSCLQTR46DJ5PP · pith_short_8: GACSCLQT

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/GACSCLQTR46DJ5PPX7DT4PUXK7 \
  | 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: 3005212e138f3c34f5efbfc73e3e9757f79c31076639e1c6a463631e7ffeabd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f93b57165fbc8c8a4822cef313c25d22046b4c4d9db4569b772f0fc97ef06dfd",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2013-01-02T19:49:07Z",
    "title_canon_sha256": "0baf22a1b21848d8fa7e622bc2d933c86391af561537c3a8d7c26f09e483f6bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0296",
    "kind": "arxiv",
    "version": 2
  }
}