Pith Number

pith:PYAAIAWQ

pith:2012:PYAAIAWQ6YF3KPA5ZUBJ3KHS4O

not attested not anchored not stored refs pending

Parsec-scale morphology and spectral index distribution in faint high frequency peakers

((1) Bologna University, 2), (2) INAF-IRA Bologna), D. Dallacasa (1, M. Orienti (1

arxiv:1205.0395 v1 · 2012-05-02 · 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{PYAAIAWQ6YF3KPA5ZUBJ3KHS4O}

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	2026-05-18T01:57:39.049673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e000402d0f60bb53c1dcd029da8f2e3abbeccb080272233f9ddb028fa71ca77

Aliases

arxiv: 1205.0395 · arxiv_version: 1205.0395v1 · doi: 10.48550/arxiv.1205.0395 · pith_short_12: PYAAIAWQ6YF3 · pith_short_16: PYAAIAWQ6YF3KPA5 · pith_short_8: PYAAIAWQ

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/PYAAIAWQ6YF3KPA5ZUBJ3KHS4O \
  | 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: 7e000402d0f60bb53c1dcd029da8f2e3abbeccb080272233f9ddb028fa71ca77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36dbebc161155c75e13f1669c491bbf6ae071b4b173758377a3ca6f32c922fca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-05-02T11:59:27Z",
    "title_canon_sha256": "025d04b91ca4c2abf91d408534e4fa4ed497a19ae04ee9d50bd8b44f498d5a39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0395",
    "kind": "arxiv",
    "version": 1
  }
}