Pith Number

pith:SZCYF7IH

pith:2011:SZCYF7IHSR2Q4VCR57AWKUI6UW

not attested not anchored not stored refs pending

On the emission lines in active galactic nuclei with relativistic jets

Luigi Foschini

arxiv:1103.2008 v5 · 2011-03-10 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SZCYF7IHSR2Q4VCR57AWKUI6UW}

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	2026-05-18T02:02:55.172947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

964582fd0794750e5451efc165511ea586b79f34a07b178e1b955bf5cc8967ab

Aliases

arxiv: 1103.2008 · arxiv_version: 1103.2008v5 · doi: 10.48550/arxiv.1103.2008 · pith_short_12: SZCYF7IHSR2Q · pith_short_16: SZCYF7IHSR2Q4VCR · pith_short_8: SZCYF7IH

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/SZCYF7IHSR2Q4VCR57AWKUI6UW \
  | 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: 964582fd0794750e5451efc165511ea586b79f34a07b178e1b955bf5cc8967ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38877a6a2d44bfc24dea6ce5876d6341e6cac8387ef21387c1af7349eb7240f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-03-10T12:22:27Z",
    "title_canon_sha256": "d5ec92ae9158815bea735d5293208de83670c1cffeaf6063598b82da36274795"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2008",
    "kind": "arxiv",
    "version": 5
  }
}