Pith Number

pith:SM552OWG

pith:2019:SM552OWGU6FBRERS3VPC7B7AP5

not attested not anchored not stored refs pending

New evidence for the ubiquity of prominent polar dust emission in AGN on tens of parsec scales

Daniel Asmus

arxiv:1908.03552 v1 · 2019-08-09 · 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{SM552OWGU6FBRERS3VPC7B7AP5}

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	2026-07-05T00:02:02.234899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

933bdd3ac6a78a189232dd5e2f87e07f40ca14985eea1ebc16fa6817196cdc91

Aliases

arxiv: 1908.03552 · arxiv_version: 1908.03552v1 · doi: 10.48550/arxiv.1908.03552 · pith_short_12: SM552OWGU6FB · pith_short_16: SM552OWGU6FBRERS · pith_short_8: SM552OWG

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/SM552OWGU6FBRERS3VPC7B7AP5 \
  | 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: 933bdd3ac6a78a189232dd5e2f87e07f40ca14985eea1ebc16fa6817196cdc91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b302c325ecc983c8a57caba6b01438eec04ea3c9306fc45fbea1b8f98ddb693",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-08-09T17:47:49Z",
    "title_canon_sha256": "ab6f496a33e0667224e3de23d4545f6b4844f7be84f1962fe1b380b8518b4499"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03552",
    "kind": "arxiv",
    "version": 1
  }
}