Pith Number

pith:SVH6GFYC

pith:2013:SVH6GFYCEIYH4FFGPWW7UEOZVM

not attested not anchored not stored refs pending

e-MERLIN observations at 5 GHz of the GOODS-N region: pinpointing AGN cores in high redshift galaxies

D. Guidetti, I. McHardy, I. Prandoni, I.R. Smail, M. Bondi, N. Wrigley, R.J. Beswick, T.W.B. Muxlow

arxiv:1304.3408 v1 · 2013-04-11 · 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{SVH6GFYCEIYH4FFGPWW7UEOZVM}

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	2026-05-18T01:50:33.736589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

954fe3170222307e14a67dadfa11d9ab2be3ee6f7f9c4ef7b4f0461cd46a73f9

Aliases

arxiv: 1304.3408 · arxiv_version: 1304.3408v1 · doi: 10.48550/arxiv.1304.3408 · pith_short_12: SVH6GFYCEIYH · pith_short_16: SVH6GFYCEIYH4FFG · pith_short_8: SVH6GFYC

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/SVH6GFYCEIYH4FFGPWW7UEOZVM \
  | 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: 954fe3170222307e14a67dadfa11d9ab2be3ee6f7f9c4ef7b4f0461cd46a73f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5525e41bfe67dafccb6bcfa33de10f01f8a6b5f631b77e097ff712d375404fd9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-04-11T19:33:48Z",
    "title_canon_sha256": "cd64f4ad8f1cbcc230773c303248a3f9593b716790b9cab1532eb2a5f8693738"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3408",
    "kind": "arxiv",
    "version": 1
  }
}