Pith Number

pith:I7J7DBSM

pith:2011:I7J7DBSMIYMI6QN6SLKPSA3LEB

not attested not anchored not stored refs pending

Expanding e-MERLIN with the Goonhilly Earth Station

H-R. Kloeckner, I. Heywood, I. Jones, J. Hatchell, M. G. Hoare, M. J. Jarvis, R. Beswick, S. Rawlings, S. T. Garrington, T. W. B. Muxlow

arxiv:1103.1214 v1 · 2011-03-07 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I7J7DBSMIYMI6QN6SLKPSA3LEB}

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	2026-05-18T04:27:16.899272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47d3f1864c46188f41be92d4f9036b20447d8d15ebeefdc39d7d13d014e0744f

Aliases

arxiv: 1103.1214 · arxiv_version: 1103.1214v1 · doi: 10.48550/arxiv.1103.1214 · pith_short_12: I7J7DBSMIYMI · pith_short_16: I7J7DBSMIYMI6QN6 · pith_short_8: I7J7DBSM

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/I7J7DBSMIYMI6QN6SLKPSA3LEB \
  | 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: 47d3f1864c46188f41be92d4f9036b20447d8d15ebeefdc39d7d13d014e0744f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de7648cc9f191e4112a96ba787df5a0fa552393975e53931d2e6756d4e1d3758",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-03-07T09:10:41Z",
    "title_canon_sha256": "04e136d1c283b0dffb7f9c32825213342cb0a49d28314eff736a969bf32cfe6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.1214",
    "kind": "arxiv",
    "version": 1
  }
}