Pith Number

pith:NIPZZE44

pith:2017:NIPZZE44CFE6MZMTH47KLAPI2N

not attested not anchored not stored refs pending

AGN photoionization of gas in companion galaxies as a probe of AGN radiation in time and direction

Alexei V. Moiseev, Anna Nierenberg, Anna Pancoast, Chelsea E. Harris, Chris J. Lintott, Claude Cornen, Dmitry V. Oparin, Graham Mitchell, Kevin Schawinski, S. Drew Chojnowaki, Vardha N. Bennert, William C. Keel

arxiv:1711.09936 v2 · 2017-11-27 · 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{NIPZZE44CFE6MZMTH47KLAPI2N}

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	2026-05-17T23:57:44.250077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a1f9c939c1149e665933f3ea581e8d348ef4d849e80847e40a17089d4358ed9

Aliases

arxiv: 1711.09936 · arxiv_version: 1711.09936v2 · doi: 10.48550/arxiv.1711.09936 · pith_short_12: NIPZZE44CFE6 · pith_short_16: NIPZZE44CFE6MZMT · pith_short_8: NIPZZE44

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/NIPZZE44CFE6MZMTH47KLAPI2N \
  | 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: 6a1f9c939c1149e665933f3ea581e8d348ef4d849e80847e40a17089d4358ed9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a16ef9b510595abf1dc992bf72747785b6ddc70439ffdbfdc10c25b5418cdb49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-11-27T19:17:14Z",
    "title_canon_sha256": "11891dc09b8063bfa806663e4b85a8d8a11850aae29a89a71acfb296b822138b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.09936",
    "kind": "arxiv",
    "version": 2
  }
}