Pith Number

pith:JMH3U5LW

pith:2011:JMH3U5LWCT6MZ3MQMRUJQNY77V

not attested not anchored not stored refs pending

High Dynamic-Range Radio-Interferometric Images at 327 MHz

Juan M. Uson, William D. Cotton

arxiv:1111.5545 v1 · 2011-11-23 · 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{JMH3U5LWCT6MZ3MQMRUJQNY77V}

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	2026-05-18T04:07:43.515053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b0fba757614fccced90646898371ffd4c8132c339fbf15943ede3c06eee542e

Aliases

arxiv: 1111.5545 · arxiv_version: 1111.5545v1 · doi: 10.48550/arxiv.1111.5545 · pith_short_12: JMH3U5LWCT6M · pith_short_16: JMH3U5LWCT6MZ3MQ · pith_short_8: JMH3U5LW

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/JMH3U5LWCT6MZ3MQMRUJQNY77V \
  | 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: 4b0fba757614fccced90646898371ffd4c8132c339fbf15943ede3c06eee542e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0e1061ea92e25d119af0ebee0e6966147867f86e87baf6ae5b1af819ced6c28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-11-23T16:42:37Z",
    "title_canon_sha256": "8e45f600952ef033982e6f45ee3b1ae8c5692eb8e91c69fbd494cafed9420a0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5545",
    "kind": "arxiv",
    "version": 1
  }
}