Pith Number

pith:7MZVXORG

pith:2019:7MZVXORGHDF64IGGZPDKPK6OUR

not attested not anchored not stored refs pending

Evidence that Emission and Absorption Outflows in Quasars Are Related

Chris Benn, Nadia Zakamska, Nahum Arav, Timothy Miller, Xinfeng Xu

arxiv:1912.09865 v1 · 2019-12-20 · 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{7MZVXORGHDF64IGGZPDKPK6OUR}

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	2026-07-05T01:02:07.641534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb335bba2638cbee20c6cbc6a7abcea45eb34805fb785dbcfa9e8f00310bb895

Aliases

arxiv: 1912.09865 · arxiv_version: 1912.09865v1 · doi: 10.48550/arxiv.1912.09865 · pith_short_12: 7MZVXORGHDF6 · pith_short_16: 7MZVXORGHDF64IGG · pith_short_8: 7MZVXORG

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/7MZVXORGHDF64IGGZPDKPK6OUR \
  | 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: fb335bba2638cbee20c6cbc6a7abcea45eb34805fb785dbcfa9e8f00310bb895

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fedbeb09582cad41e0ec6a929df58c14267d37d6a34c5d16b942dce0f4fc8215",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-12-20T15:06:54Z",
    "title_canon_sha256": "16cc2151c224b49e55332c01bbd8c6de1117de566647aacbbb3c1de149450061"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.09865",
    "kind": "arxiv",
    "version": 1
  }
}