Pith Number

pith:4TPOIMSC

pith:2011:4TPOIMSCQ5O7VNWHPIF33UQCE7

not attested not anchored not stored refs pending

Characterisation of Long Baseline Calibrators at 2.3 GHz

A. Collioud, A.L. Fey, D. Boboltz, F. Hungwe, M.F. Bietenholz, P. Charlot, R. Ojha, R.S. Booth

arxiv:1106.2669 v1 · 2011-06-14 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4TPOIMSCQ5O7VNWHPIF33UQCE7}

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	2026-05-18T02:01:37.527563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4dee43242875dfab6c77a0bbdd20227c8fa9d46391a423cf708ae89dbbd305d

Aliases

arxiv: 1106.2669 · arxiv_version: 1106.2669v1 · doi: 10.48550/arxiv.1106.2669 · pith_short_12: 4TPOIMSCQ5O7 · pith_short_16: 4TPOIMSCQ5O7VNWH · pith_short_8: 4TPOIMSC

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/4TPOIMSCQ5O7VNWHPIF33UQCE7 \
  | 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: e4dee43242875dfab6c77a0bbdd20227c8fa9d46391a423cf708ae89dbbd305d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0657131f85c056ddd541f319d3b8188d299e9b1e2eff47565b5bb30d36f4eaa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-06-14T10:50:30Z",
    "title_canon_sha256": "50d038f85c72957ad3d8965d6d0170682bea62201c51959e9b4d25c9f72b3048"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.2669",
    "kind": "arxiv",
    "version": 1
  }
}