Pith Number

pith:VQEJUJDL

pith:2017:VQEJUJDLHCFZ6AA5GVFAPJ3XRR

not attested not anchored not stored refs pending

The GAPS Project: First Results

A.F. Lanza, A. Maggio, A. Sozzetti, C. Boccato, E. Covino, E. Molinari, E. Poretti, G. Micela, G. Piotto, I. Pagano, R.Claudi, R. Cosentino, R. Gratton, R. Smareglia, S. Benatti, S. Desidera, the GAPS Team

arxiv:1708.04166 v1 · 2017-08-14 · astro-ph.EP · 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{VQEJUJDLHCFZ6AA5GVFAPJ3XRR}

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	2026-05-18T00:38:06.902075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac089a246b388b9f001d354a07a7778c5728a4439c6019e3060bc220d3d51c51

Aliases

arxiv: 1708.04166 · arxiv_version: 1708.04166v1 · doi: 10.48550/arxiv.1708.04166 · pith_short_12: VQEJUJDLHCFZ · pith_short_16: VQEJUJDLHCFZ6AA5 · pith_short_8: VQEJUJDL

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/VQEJUJDLHCFZ6AA5GVFAPJ3XRR \
  | 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: ac089a246b388b9f001d354a07a7778c5728a4439c6019e3060bc220d3d51c51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7845e156fe8fb242fb1dca199e32a50cbf645e6253f8060aecc34b9902da4ed",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-08-14T15:04:32Z",
    "title_canon_sha256": "8510b8dc648f1f6b1d9c9412dd75a3a24b6269926ebba936994cd67e2a9ad0b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.04166",
    "kind": "arxiv",
    "version": 1
  }
}