Pith Number

pith:77GEUZ4B

pith:2019:77GEUZ4B733UGNNQVJN5RGPKLS

not attested not anchored not stored refs pending

Detecting Offset Active Galactic Nuclei

Francesca Civano, Jeremy Darling, Julia Comerford, Laura Blecha, Sarah Burke-Spolaor, Thomas J. Maccarone, T. Joseph W. Lazio, Walter Brisken

arxiv:1903.09301 v1 · 2019-03-20 · 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{77GEUZ4B733UGNNQVJN5RGPKLS}

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	2026-05-17T23:50:40.032520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffcc4a6781fef74335b0aa5bd899ea5c9600e55f3a802ac0a513cacc0882aa29

Aliases

arxiv: 1903.09301 · arxiv_version: 1903.09301v1 · doi: 10.48550/arxiv.1903.09301 · pith_short_12: 77GEUZ4B733U · pith_short_16: 77GEUZ4B733UGNNQ · pith_short_8: 77GEUZ4B

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/77GEUZ4B733UGNNQVJN5RGPKLS \
  | 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: ffcc4a6781fef74335b0aa5bd899ea5c9600e55f3a802ac0a513cacc0882aa29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07f1d061b89400640c534ca05ff035e2500dc366418e55b1c094213f013b1170",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-20T21:10:44Z",
    "title_canon_sha256": "71704b38aef5f84aa779b177cd6f68ba8d43e788eb8f62b49e3506048296bb2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09301",
    "kind": "arxiv",
    "version": 1
  }
}