Pith Number

pith:VXAYC4VU

pith:2014:VXAYC4VUBUOYVNGZP67OFA25IL

not attested not anchored not stored refs pending

Interaction between celestial and terrestrial reference frames and some considerations for the next VLBI-based ICRF

Chopo Ma, Harald Schuh, Sebastien Lambert, Zinovy Malkin

arxiv:1406.2406 v1 · 2014-06-10 · astro-ph.IM · physics.geo-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{VXAYC4VUBUOYVNGZP67OFA25IL}

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	2026-05-18T02:50:01.753756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adc18172b40d1d8ab4d97fbee2835d42cb0dc7885557c7c6c6b628a36ad88195

Aliases

arxiv: 1406.2406 · arxiv_version: 1406.2406v1 · doi: 10.48550/arxiv.1406.2406 · pith_short_12: VXAYC4VUBUOY · pith_short_16: VXAYC4VUBUOYVNGZ · pith_short_8: VXAYC4VU

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/VXAYC4VUBUOYVNGZP67OFA25IL \
  | 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: adc18172b40d1d8ab4d97fbee2835d42cb0dc7885557c7c6c6b628a36ad88195

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c86ed42bb53c19ed821603e301e30ce102b49a4ad40820340add5e13d150c83",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-06-10T02:33:54Z",
    "title_canon_sha256": "359ac834335070081e3686ce5a7a523da18b2f07183c78713f130aaeef6dc59f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2406",
    "kind": "arxiv",
    "version": 1
  }
}