Pith Number

pith:NNSJWGRP

pith:2010:NNSJWGRPKLRGB4D6ASM5RQ45PE

not attested not anchored not stored refs pending

Sub-arcsecond radio continuum mapping in and around the spiral galaxy NGC3351 using MERLIN

Angeles I. Diaz, Anita M. S. Richards, Daniel Rosa Gonzalez, Elena Terlevich, Guillermo F. Hagele, Javier Vasquez, Monica V. Cardaci, Roberto Terlevich, Yago Ascasibar

arxiv:1004.4493 v1 · 2010-04-26 · 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{NNSJWGRPKLRGB4D6ASM5RQ45PE}

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	2026-05-18T02:07:53.925227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b649b1a2f52e260f07e0499d8c39d7936883d75e19b89eff1c9cf31f0a337d1

Aliases

arxiv: 1004.4493 · arxiv_version: 1004.4493v1 · doi: 10.48550/arxiv.1004.4493 · pith_short_12: NNSJWGRPKLRG · pith_short_16: NNSJWGRPKLRGB4D6 · pith_short_8: NNSJWGRP

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/NNSJWGRPKLRGB4D6ASM5RQ45PE \
  | 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: 6b649b1a2f52e260f07e0499d8c39d7936883d75e19b89eff1c9cf31f0a337d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61663b1e2f0cd3aeeec024883a0617cd63309320aacd363a54566093f15595bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-04-26T11:43:28Z",
    "title_canon_sha256": "7a0beb0e370c9f88e88c57aa06846ee9292a67250aee37b01799d9b66934dc99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.4493",
    "kind": "arxiv",
    "version": 1
  }
}